a parking meter contains dimes and quarters worth $8.10. There are 54 coins in all. Find how many of each there are.

Effective Rate find the effective rate of interest corresponding to a nominal rate of 9% per year compounded. (a) annually (b) semiannually (c) quarterly (d) monthly

Apples are on sale for $1.20 a pound. Logan bought 3/4 of a pound. How much did he spend on on apples?

What is 8 divided by 19

A scuba diver is positioned at - 30 feet. How many feet will she have to rise to change her position to - 12 feet.

What is 50 times 50 times 10

The cost medium pizza with no toppings is $7.50. The cost of each topping is $0.50. a) what is the equation that represents this relation if C represents the cost of pizza and N represents the number of topping?

380 is what percent of 456

What number represents the most accurate estimation of 375+147

The price of a notebook was $3.30 yesterday. Today, the price rose to $3.80. Find the percentage increase. Round your answer to the nearest tenth of a percent.

Yuri needed 24 minutes to solve 6 math problems. how long will he need to solve 10 math problems?