The power 9^2 is equivalent to 81. What is the value of 9^-2?

A. - 81

B. - 9

C. 1/81

D. 1/9

A restaurant use 32 potatoes for each batch of potato soup it makes. about how many batches of potatoes soup can the restaurant make from its last shipment of 1,275 potatoes

An appliance manufacturer recommends keeping the freezer set at - 18c what is - 18

What is 5/9 of 3/8 ... ...

Jada bar and arcade with 58 colored pencils she and her three sisters which are the pencils equally how many pencils will each person receive will there be any pencils it's over if so how many many.

19y-15y=20 whats the answer to y

1. The height of a cylindrical tank is 9.5 feet. The diameter of this tank 1.5 feet longer than the height. The tank was holding water at full capacity, but someone consumed one-seventh of the water.

The smith family went out to dinner. Their bill came to $67.80. If they left a 15% tip and used a $100 gift card to pay for the bill, including the tip, what is the remaining balance on the card?

A cookie recipe calls for 3 eggs for every 2 dozen cookies. How many eggs will be needed for 60 dozen cookies? How many cookies can be made with 12 eggs

A factory produced 150 tons of steel in one year. The next year, the output increased to 180 tons. What is the percentage increase in the output?

If y varies directlt with x, and y=12 when x=15, what is the value of x when y=16