What is the value of b in the equation below? 9^-8 x 9^-2 = a^b

-10

-6

9

16

What times what equals 4

What is 7803 divided by 47?

A package is dropped from a helicopter at 1600 feet. The height of the package can be molded by h = - 16^2+1600, where h is the height of the package in feet and t is the time in seconds. How long will it take for the package to hit the ground? A.

One pair of corresponding sides of two similar polygons measures 12 and 15. The perimeter of the smaller polygon is 30. Find the perimeter of the larger. 24 36 37 37.5

All of he following are rational except A. The square root of 0.49 B. The square root of 19 C. The square root of 900 D. The square root of 100

Why are the premiums for a PPO health insurance plan generally more expensive than those for an HMO Health Insurance Plan? a. PPO insurance plans offer a wider choice of primary care doctors and specialists. b.

Jimmy has a goal to walk 65 miles. So far this year, he has walked 14 miles. If his goal is to walk 3 miles a day, how many more days will Jimmy have to walk in order to reach his goal?

Mr. Arnold covers his bathroom floor with identical tiles. The area of the floor is 72 square feet. It takes more than 72 tiles to cover the floor. What could be the area of 1 tile?

13x-7=136 what is x

The lengths of three strings were 60m, 72m and 168 m. Pieces of string of equal length were cut from the three strings. Calculate the least number of pieces obtained.