Today Mary's aunt and grandmother came to visit. Her aunt visits every six days and her grandmother visits every eight days. The next time they will both visit Mary on the same day will be how many days?

What is the missing constant term in the perfect square that starts with x^2 -20x

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8