How many grains of sand fit in a 5 gallon bucket?

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?

What is the value of x enter your answer in the box (3x+50

Write the equation of the circle centered at (10,-2) with radius 2.