Use the product rule to multiply. Assume all variables represent positive real numbers.5
? 3
A. 15
B. 8
C. 15
? 
D. 15
Answer: D
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Subtract.24 - 24
A. -24 B. 48 C. 0 D. 24
Solve the problem.A rumor is spread at an elementary school with 1200 students according to the model 
where N is the number of students who have heard the rumor and d is the number of days that have elapsed since the rumor began. How many days must elapse for 500 to have heard the rumor?
Fill in the blank(s) with the appropriate word(s).
Solve.2x + 5 = 3(x - 1)
A. -2 B. -8 C. 2 D. 8
Solve the problem.Jarod is having a problem with rabbits getting into his vegetable garden, so he decides to fence it in. The length of the garden is 5 feet more than 3 times the width. He needs 82 feet of fencing to do the job. Use the equations 2l + 2w = 82 and l = 3w + 5 to find the length and width of the garden.
A. length: 32 feet; width: 9 feet
B. length: 62
feet; width: 19
feet
C. length: 29 feet; width: 8 feet
D. length: 35 feet; width: 10 feet