Solve the problem.Suppose that the speed of a car, measured in miles per hour (mph), is monitored for some short period of time after the driver applies the brakes. The following table relates the speed of the car to the amount of time, measured in seconds (sec), elapsed from the moment that the brakes are applied. Make a scatter diagram of the data. What is happening to the speed of the car during this time frame?
A. The speed of the car
increased as time elapsed.
B. The speed of the car
decreased as time elapsed.
C. The speed of the car
decreased as time elapsed.
D. The speed of the car
increased as time elapsed.
Answer: C
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Find the missing value and write a conclusion.20% of what number is 65 ?
A. 20% of 3250 is 65. B. 20% of 32.5 is 65. C. 20% of 13 is 65. D. 20% of 325 is 65.
Solve the problem.Sue and Joan are making cloth pins for a craft show. They have enough fabric to make at most 30 giraffe pins and 90 frog pins. They know they will be able to sell at least 10 giraffes and 50 frogs. However, they have time to make only a total of 110 pins. If their profit is $1.80 for each giraffe and $1.2 for each frog, what is their maximum profit?
A. $186.00 B. $162.00 C. $150.00 D. $144.00
Provide an appropriate response.A positive number multiplied by two negative numbers and then divided by a positive number is .
Fill in the blank(s) with the appropriate word(s).
Factor, if possible.15 + 8z - 16z2
A. (4z - 3)(4 z - 5) B. (4z + 3)(4 z - 5) C. -(4z + 3)(4 z - 5) D. -(4z - 3)(4 z - 5)