Which of these is equivalent to 3^ - 2?

a. (1/3) ^2

b. 3^-2 · 3^1

c. (1/3) ^-2

d. 3^1 - 3^-3

A shipping company charged 15 to ship a package and 5% to insure the package. What was the total cost to ship this particular item?

You are working in a warehouse counting product on a pallet. If there are 15 3/4 items on the pallet and 2/5 of the product containers are defective, how many can be ready for sale?

Any nonzero integer divided by 0 equals 0. True or false? Justify your answer.

Master and his assistant working together can finish building a room in 15 days. How long would it take each of them to build the room working separately, if it is known that the master can finish it 16 days earlier than the assistant?

Marty buys 12 ounces of granola. What fraction of a pound did Marty buy? If a whole pound costs $4, how much did Marty pay?

A satellite television provides charges 39.95 per month for service. on demand movies can be rented for 3.99 each. broadcasts of special events can be rented for 49.95 each.

In a department store he finds a square rug that has an area of 9 m2. How many of those rugs are needed to cover an area of 36 square meters?

Using complete sentences only, describe how to find the volume of a cone.

If y varies directly with x, and y = 7 when x = 6, what is the constant of variation?

How many cubic feet of wood are needed to build a solid door 7 feet high, 3 feet wide and 2 inches thick? Express your answer as a decimal to the nearest tenth.