What is the length of the base of a right triangle with an area of 15 m² and a height of 3 m? 5 m 10 m 30 m 45 m

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?

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano