Randall is 15 years younger than Wendy. 8 years ago, Wendy's age was 2 times Randall's age. How old is Randall now?

Solve the equation for a. k=4a+9ab

The function P (t) = 100 / (1+400*e^-0.15t) describes how to find the percentage of families who recycle, P (t), in relation to any time t, where t is the number of years after 1960.

Kara used 1/4 cup of butter to make 2/3 of a batch of cookies. How much butter is needed per batch of cookies? A. 1/8 cup B. 3/8 cup C. 3.4 cup D. 11/12 cup

Evaluate 5xyz + 3y for x=2.5, y=12, and z=4

What name is given to the type of data that is descriptive rather than numerical?

What is the rule that describes this pattern of numbers? 2, 3, 5, 7, 11, 13, 17, 19, 23, 29

Jim spent $13 to park for 5 hours. The parking garage charges a base rate of $4 for the first two 2 hours, and then an hourly rate for each additional hour, h. The equation 3h + 4 = 13 models Jim's parking cost.

four fifths of senior class went to prom. if 324 seniors went to prom, how many are there in the senior class

Use the gcf and distrubutive property to express the sum as a product for 18+24

Edward surveyed his friends about whether or not they go to the movies and whether or not they go to professional soccer games. He reported the relative frequencies in the table.