Answer:
14
Step-by-step explanation:
365*40=14600*60 minutes = 14 miles per hour
A ladybug and ant move at constant speeds. The diagrams with tick marks show their positions at different times. Each tick mark represents 1 centimeter. Lines u and v also show the positions of the two bugs. Which line shows the ladybug’s movement?
Answer:
Line u shows the movement of the ladybug. Because line v goes farther than line u
Step-by-step explanation:
Because line v goes farther than line u
The ladybug's motion is depicted in line u. Because line v is moving farther than line u.
What is Speed?The amount of the shift in approach per unit of time or the size of the displacement over time for an object can be used to describe speed, which would be a scalar quantity in everyday language and kinematics.
The maximum speed that can be maintained when a period grows closer to zero is the starting speed.
By dividing the object's distance traveled by the duration of the interval, the mean pace of the object for the given period is calculated. Speed and velocity are not always the same thing.
The line u and v show the position of the two bugs, but the line that shows the ladybug's movement is line u because line v is moving farther than line u.
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Daisy works at an ice cream parlor. She's paid $10/hr. For first 8hrs she works in a day for every extra hr she is paid 1.5x her hourly wage if daisy works x hours in a day and x is > 8 expression giving her net earnings for the day is _. If daisy works 13 hrs she is paid _
Daisy would be paid $155 if she works 13 hours in a day.
If Daisy works for up to 8 hours in a day, she is paid a flat rate of $10 per hour, so her earnings for the day would be:
Earnings = 10 × 8 = $8
If Daisy works for more than 8 hours in a day, then her earnings for the extra hours are calculated at a rate of 1.5 times her hourly wage, which is $15 per hour.
So, if Daisy works x hours in a day, where x is greater than 8, then her net earnings for the day can be expressed as:
Earnings = 80 + (x - 8) × 15
This expression takes into account the first 8 hours of work, which are paid at a flat rate of $10 per hour, and the extra hours, which are paid at a rate of $15 per hour
If Daisy works 13 hours in a day, then her net earnings for the day would be:
Earnings = 80 + (13 - 8) × 15 = 80 + 5 × 15 = $155
So Daisy would be paid $155 if she works 13 hours in a day.
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What is the value of (2/3)^4 ?
Answer:
THE ANSWER IS 81/16 OR C
Can someone please provide a step-by-step explanation for the answer?
If the universe of discourse is the real numbers, give the truth value of each of the
following propositions:
(a) ∀x∃y(x = y²)
(b) ∀x∃y(x² = y)
(c) ∃x∀y(xy = 0)
(d) ∀x∃y(x + y = 1)
The Propositions are resulting
(a) ∀x∃y(x = y²) is False
(b) ∀x∃y(x² = y) is True.
(c) ∃x∀y(xy = 0) is True.
(d) ∀x∃y(x + y = 1) is True.
(a) ∀x∃y(x = y²)
This proposition states that for every x, there exists a y such that x is equal to y². To determine the truth value, we need to check if this statement holds true for every value of x.
If we take any positive value for x, we can find a corresponding value of y that satisfies the equation.
For example, if x = 4, then y = 2 satisfies the equation since 4 = 2². Similarly, if x = 9, then y = 3 satisfies the equation since 9 = 3².
Therefore, the proposition (a) is false.
(b) ∀x∃y(x² = y)
For any given positive or negative value of x, we can find a corresponding value of y that satisfies the equation.
For example, if x = 4, then y = 2 satisfies the equation since 4² = 2. Similarly, if x = -4, then y = -2 satisfies the equation since (-4)² = -2.
Therefore, the proposition (b) is true.
(c) ∃x∀y(xy = 0)
The equation xy = 0 can only be satisfied if x = 0, regardless of the value of y. Therefore, there exists an x (x = 0) that makes the equation true for every y.
Therefore, the proposition (c) is true.
(d) ∀x∃y(x + y = 1)
To determine the truth value, we need to check if this statement holds true for every value of x.
If we take any value of x, we can find a corresponding value of y that satisfies the equation.
For example, if x = 2, then y = -1 satisfies the equation since 2 + (-1) = 1. Similarly, if x = 0, then y = 1 satisfies the equation since 0 + 1 = 1.
Therefore, the proposition (d) is true.
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If a wheelchair access ramp has to have an angle of elevation no more than 4.8 degrees and it has to rise 18 inches above the ground, how long must the ramp be?
The wheelchair access ramp must be 216.09 inches long.
To find the length of the wheelchair access ramp, we can use trigonometry.
The tangent function relates the angle of elevation to the ratio of the opposite side (height) to the adjacent side (length of the ramp).
Let's denote the length of the ramp as "x".
The height of the ramp is given as 18 inches.
Using the tangent function:
tan(angle of elevation) = height/length of the ramp
tan(4.8 degrees) = 18/x
To solve for x, we can rearrange the equation:
x = 18 / tan(4.8 degrees)
Using a calculator to evaluate the tangent of 4.8 degrees:
x = 18 / 0.08331
x= 216.09
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independent compound event definition
Answer:
Independent events occur when the outcome of one event does not affect the outcome of the second event. Rolling a four has no effect on tossing a head. To find the probability of two independent events, multiply the probability of the first event by the probability of the second event.
Other answer:
A compound event is the combination of two or more simple events (with two or more outcomes). Compound Probabilities (with more than one outcome (desired result) within a trial ): • The probability of rolling an even number less than 5 on a die. (
8 minus the product of 9 and r in algebraic expression
The algebraic expression of 8 minus the product of 9 and r is 8 - 9r
How to determine the algebraic expressionFrom the question, we have the following parameters that can be used in our computation:
8 minus the product of 9 and r
The product of 9 and r can be represented as 9r
So, we have the following representation
8 minus 9r
Minus means -
So, we have
8 - 9r
Hence, the expression is 8 - 9r
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Is 42.7 less than or greater than 36.3
Answer:
Depends if it is negative or positive.
Step-by-step explanation:
If they are both positive then 42.7 would be greater than 36.3
Answer:
Its greater than. thats so ez XDDDDD
Step-by-step explanation:
42.7 is larger than 36.3
help please. its due tonight Geometry!!
Answer:
D
Step-by-step explanation:
First, let's define each of the terms.
Scalene refers to triangles whose three sides and three angles all have different measures.
Isosceles refers to triangles who has two equivalent angles and sides.
Right triangles are triangles with one right angle.
So we know that the triangle has one 90 degrees and 2 45 degree angles.
In other words, this is an isosceles triangle.
And since it also contains a 90 degree angle, it means that the triangle is an isosceles right.
The answer is D
for each parallel lines. you are given the measure of one angle
Answer:
The question is not complete
How many commutes are exactly 68 minutes
Answer:
three
Step-by-step explanation:
stem. is the tens place and the leaf is the. ones place
so you want to find 68 so you look in the stem column and look for six
in the row there are 6 numbers which mean:
60, 61, 67, 68, 68, 68
as you can see there is three 68 there for the answer ths 3
Can someone help me with this
Answer:
2 1/8 = h
2 1/2 = k
2 5/8 = L
1 7/8 = g
1 5/8 = e
2 3/4 = m
1 1/2 = d
2 1/4 = I
1 3/8 = c
2 7/8 = n
1 1/8 = a
Step-by-step explanation:
Help with 1 and 3 please........
Answer:
P = 9+9+14+14= 46cm
A = Base (14 cm) × Height (7cm)
14×7= 98 cm²
3. P= 1.2 +2.0 +1.6= 4.6m
A = 1/2 B×H
= 1/2 1.6× 1.2
= 0.96 m²
A line is perpendicular to y = -4x - 2
and intersects the point (0,9).
What is the equation of this
perpendicular line?
y= Hx+
x+ [ ]
Hint: Use the Point-Slope Form: y - y1 = m(x - x1)
x X1)
Then write the equation in slope-intercept form.
Plis help
Answer:
y = 1/4x + 9
Step-by-step explanation:
Hello!
Equation of a line: y = mx + b
y = outputm = slopex = inputb = y-interceptA line that is perpendicular has the opposite reciprocal slope.
Since this line has the slope -4:
Opposite: 4Reciprocal: 1/4Our new line is y = 1/4x + b
Next, our line goes through point (0,9). This is our y-intercept, which can be used as our "b" value. Y -intercepts have an x-value of 0.
OUr equation is y = 1/4x + 9.
what is the sum of one and the product of one and a number
Answer:
the answer for this problem is 1 +×
Step-by-step explanation:
you must frame the equation with a number x
after that you have to translate the x into the equation and it can be written as
1×(1× ×)=1+×
how many solutions does the system of equations have?
Step-by-step explanation:
The ONE solution to this system of two lines is the point where the two lines cross at (1,4)
four big water bottles can hold 8 gallaons how much can 10 big water gallons hold
Write and solve an inequality to find the possible values of x.
The inequality tha calculates the possible values of x is x < 2
How to determine the inequality tha calculates xFrom the question, we have the following parameters that can be used in our computation:
The figure
Where, we have
3x + 2 < 10
And, we have
2x + 6 < 10
Evaluate the expressions
So, we have
3x < 8 and 2x < 4
Evaluate
x < 8/3 and x < 2
Hence, the inequality tha calculates x is x < 2
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Simplify 2a + 4b + 3a – b
Step-by-step explanation:
2a+4b+3a-b
2a+3a+4b-b
5a+3b
Answer:
5a +3b
Step-by-step explanation:
u need to find the like terms
2a +3a and add them = 5a
+4b -b which = 3b
then combine the awnser to make
5a + 3b
hope this help comment if not
What is the percent of 1 - 3√(5/35) ?
Answer:
1 - 3√(5/35) = 1 - 3√(1/7) = 1 - 3*(1/sqrt(7)) ≈ 0.0755
0.0755 * 100 = 7.55%
Step-by-step explanation:
To find the percentage of 1 - 3√(5/35), we need to first evaluate the expression.
1 - 3√(5/35) = 1 - 3√(1/7) = 1 - 3*(1/sqrt(7)) ≈ 0.0755
To convert this decimal to a percentage, we simply multiply by 100:
0.0755 * 100 = 7.55%
I need this answers ASAP! A board game costs $28. You buy it at a 20% discount. You have to pay a sales tax of 13%. How much did you pay?
Answer:
$26.04
Step-by-step explanation:
I did this course already
Only using 1 2 3 4, find a solution that equals 18, 19, 20, and 21
Answer:
See below, there may be more than one answer
Step-by-step explanation:
4(3+1)+2 = 18
(4+2)(3)+1 = 19
(1)(2+3)(4) = 20
(1+2)(3+4) = 21
alyssa picked 5.39 pounds of blueberries she used 0.3 of those blueberries to make a pie, how many pounds did alyssa use
In circle N with � ∠ � � � = 12 4 ∘ m∠MNP=124 ∘ and � � = 13 MN=13, find the area of sector MNP. Round to the nearest hundredth.
If circle with center N with m∠MNP=124 ∘ and MN=13, the area of sector MNP is approximately equal to 194.86 square units.
To find the area of a sector of a circle, we need to use the formula:
Area of sector = (central angle/360°) x πr²
Where r is the radius of the circle.
In this problem, we know that the central angle m∠MNP is 124° and MN, which is also the radius of the circle, is 13. So we can substitute these values into the formula:
Area of sector = (124/360) x π(13)²
Area of sector ≈ 194.86
Therefore, the area of sector MNP is approximately equal to 194.86 square units.
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A population culture begins with 20 strands of bacteria and then doubles every 4 hours. This can be modeled by , where t is time in hours. How many strands of bacteria are present at 20 hours?
Question 13 options:
A)
425 strands of bacteria
B)
567 strands of bacteria
C)
640 strands of bacteria
D)
375 strands of bacteria
Answer:
C) 640 strands of bacteria
Step-by-step explanation:
We are told in the question that the population doubles every 4 hours
Hence, formula to solve this question =
P(t) = Po × 2^t/k
From the question, we have the following information:
Beginning amount (Po) = 20 strands of bacteria
Rate(k) = 4 hours
Time(t) = 20 hours
Ending time (P(t)) = unknown
Ending amount = 20 × 2^20/4
= 20 × 2^5
= 20 × 320
= 640 strands of bacteria.
Therefore, the number of strands left after 20 hours is 640 strands of bacteria.
Which of the following sets of ordered pairs represents a function?
{(10,5), (10,-5), (5,10), (5,-10)}
{(10,5), (-10,-5), (5,10), (-5,-10)}
{(-6,-1), (13,8), (1,6), (1,-10)}
{(3,5), (-17,-5), (3,-5), (-17,5)}
The sets of ordered pairs that represents a function are {(10,5), (-10,-5), (5,10), (-5,-10)} and {(-6,-1), (13,8), (1,6), (1,-10)}
Ordered pair of a functionOrdered pairs are written as a coordinate (x, y). For the given x coordinate points to be a function, the value of its x coordinates (domain) must not be repeated.
From the given ordered pairs, {(10,5), (10,-5), (5,10), (5,-10)} and {(3,5), (-17,-5), (3,-5), (-17,5)} are not functions since there is repetition in their domains.
Hence the sets of ordered pairs that represents a function are {(10,5), (-10,-5), (5,10), (-5,-10)} and {(-6,-1), (13,8), (1,6), (1,-10)}
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TRUE/FALSE. When selecting an alpha level to conduct a hypothesis test, the researcher is determining the probability of making a Type I error.
If the null hypothesis is correct, the probability that the test will result in a type 1 mistake is what is known as the alpha level for a hypothesis test. In other words, even in the absence of a treatment effect, the alpha level impacts the likelihood of collecting sample data in the critical zone.
The alpha level establishes the boundaries for identifying the key area that results in "extremely unlikely" or significant results that deviate from the null hypothesis. The likelihood of making a Type I error is one in twenty, according to researchers who use an alpha value or level of significance of.05.
The chance of rejecting the null hypothesis when it is true is known as the significance level, which is alternatively written as alpha or. For instance, a significance level of 0.05 represents a 5% probability of assuming the existence of a difference when none actually exists.
Hence we get the required answer.
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Melvin is pushing a tire during a workout with the dimension shown.How many square inches of space has the tire covered after Melvin pushes the tire 5 times around. Round to the nearest tenths
We are given the diameter and height of the tire.
Diameter = 29 in
Height = 8 in
Recall that the surface area of a cylindrical shape is given by
\(SA=2\pi r^2+2\pi rh\)Where r is the radius.
We know that the radius is half of the diameter.
So the surface area becomes
\(SA=2\pi(\frac{D}{2})^2+2\pi(\frac{D}{2})h\)Substitute the values of diameter and height.
\(\begin{gathered} SA=2\pi(\frac{29}{2})^2+2\pi(\frac{29}{2})\cdot8 \\ SA=2\pi(14.5)^2+2\pi(14.5)\cdot8 \\ SA=2\pi\cdot210.25^{}+2\pi\cdot116 \\ SA=1321.04^{}+728.85 \\ SA=2049.89\: in^2 \end{gathered}\)Finally, multiply the surface area by 5 times
\(\begin{gathered} SA=2049.89\cdot5 \\ SA=10249.4\: in^2 \end{gathered}\)Therefore, the tire has covered 10249.4 square inches of space.
What is the quotient of 6/7 and 3/14?
Answer: The answer is 4
Step-by-step explanation:
The two lines intersected by the transversal are parallel. What is the value of x?
1? HSHSHSHSHSHSHHSHSHSHS
Answer:
Step-by-step explanation:
Angles on the same side of the transversal are supplementary.
(4x-8)+(3x-1)=180
=7x-8-1=180
=7x-9=180
7x=180+9
7x=189
x=189/7
x=27
Hope it helped..