The human eyeball is a sphere with a surface area of 20 square cm. Find the approximate radius of the human eyeball.

Is 21/2 equal to 10.1

The table shows the rental charges for two car rental companies. For each, there is a flat rental fee, plus a charge per mile driven. A. Write linear equations representing the costs for renting from each company. B.

Corey has 16 cups of flour to make cookies. One batch of cookies

Find the number of permutations on the first 12 letters taken 3 at a time

Derek buys a house for £150000, He sells the house for £154500. A.) Work Out Derek's percentage profit Derek invests £154500 for 2 years at 4% per year compound interest. B.) Work out the value of investment at the end of 2 years

The price of a cup of coffee has risen to $2.70 today. Yesterday's price was $2.45. Find the percentage increase. Round your answer to the nearest tenth of a percent.

Solve the equation ax+b=c for x

How to understand money creation in terms of economics?

Whats the rule for this pattern, 3,1.5,0,-1.5,-3

Chang rented a truck for one day. There was a base fee of $17.95 , and there was an additional charge of 85 cents for each mile driven. Chang had to pay $211.75 when he returned the truck. For how many miles did he drive the truck?