In how many different orders can 8 different colors of flowers be arranged in a staight line?

If the height of a right square pyramid is increased by 12%, by what percent must the side of the base be incr...

In country A, the first 1,000 dollar of any inheritance are untaxed. After the first 1,000 dollar, inheritance...

If the second term in an arithmetic sequence is 4, and the tenth term is 15, what is the first term in the seq...

In a engineering, test, a rocket sled is propelled into a target. If the sled's distance d in meters from the...

If , then x = ?

A right triangle has sides in the ratio of 5 : 12 : 13. What is the measure of the smallest angle in the trian...