If the ratios of the volumes of two cones are 21.6:64,and the larger cone's height is 20in, what is the height of the smaller cone to the nearest inch?

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.

Gia opened two savings accounts at two different banks. one account earns an annual 3.4% simple interest, and the other earns half as much. if she deposited $500 in each account, how much total interest will she have earned in 5 years? a. $34.00 b. $25.50 c. $51.00 d. $510.00