Find the length of hypotenuse of a right triangle with legs of 8 and 15

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?