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inysia [295]
2 years ago
14

The graph represents Jason's speed on a trip. What is the rate of change for the period of time between 10 and 20 minutes?

Mathematics
2 answers:
11111nata11111 [884]2 years ago
7 0
From 10 minutes to 20 minutes there is no rate of change, it stays at a constant and steady rate

Your answer would be A) 0
natali 33 [55]2 years ago
6 0

Answer:

Option A - 0

Step-by-step explanation:

Given : The graph represents Jason's speed on a trip.

To find : What is the rate of change for the period of time between 10 and 20 minutes?                        

Solution :

The rate of change is defined as the division of change in  speed by change in time.

Now, the rate of change for the period of time between 10 and 20 minutes is

Speed in 10 minutes  is 50 mph

Speed in 20 minutes is 50 mph

The rate of change is r=\frac{s_2-s_1}{t_2-t_1}

r=\frac{50-50}{20-10}

r=0

Therefore, Option A is correct.

The rate of change for the period of time between 10 and 20 minute is 0 or constant as shown graphically.

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Complete the table using the equation y = 9x + 8.
Volgvan

Answer:

Y  =  (  -1) | 8 | 17 | 26 | 35|

Step-by-step explanation:

y = 9x + 8  \\ \\  \\ x = ( - 1) \\ y = 9( - 1) + 8 \\ y =  - 9 + 8 =  - 1 \\  \\ x = 0 \\ y = 9(0) + 8 \\ y = 0 + 8 = 8 \\  \\ x = 1 \\ y = 9(1) + 8 \\ y = 9 + 8 = 17 \\  \\ x = 2 \\ y = 9(2) + 8 \\ y = 18 + 8 = 26 \\  \\ x = 3 \\ y = 9(3) + 8 \\ y = 27 + 8 = 35 \\  \\  \\  Y  =  (  - 1) | 8 | 17 | 26 | 35|

7 0
3 years ago
Write the following percents as both fractions and decimals.
wolverine [178]

Answer:

1/4, 0.25

13/40, 0.325

1/25, 0.04

3/4, 0.75

13/200, 0.065

1 1/4, 1.25

1/8, 0.125

1/500, 0.002

3/400, 0.0075

107/100, 1.07

21/10, 2.10

9/40, 0.225

4 0
3 years ago
Find the measure of the exterior angle.
Marysya12 [62]

Answer:

The exterior angle is 77

Step-by-step explanation:

The measure of the exterior angle of a triangle is equal to the sum of the two opposite interior angles.

2x+11 = x +44

First we need to find x

Subtract x from each side

2x+11-x = x+44

x +11 = 44

Subtract 11 from each side

x+11-11 = 44-11

x =33

Now we can find the exterior angle

2x+11 = 2(33)+11 = 66+11 = 77

The exterior angle is 77

5 0
1 year ago
•••PLEASE HELP•••
Vlad [161]

Answer:

So do 232133=12312+3242+43543-379454+56464+7845835745975873954-6739534765945465576385835348u5648548573896465657=1

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
a pharmacist has a 10% alcohol solution and a 25% alcohol solution. How many milliliters of each solution will she need to mix t
Paul [167]

x = volume of 10% solution to use in the mixture

y = volume of 25% solution to use

She wants a 200 mL solution, so x + y = 200.

The first solution contributes 0.10x mL of alcohol, while the second contributes 0.25y mL. Together, they make a solution with 0.20(x + y) = 0.20(200) = 40 mL of alcohol.

\begin{cases}x+y=200\\0.10x+0.25y=50\end{cases}\implies x=\dfrac{200}3,y=\dfrac{400}3

4 0
3 years ago
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