One maid can clean the house 3 times faster than another, working together they can clean entire house in 3 hours how long would it take the faster maid cleaning house alone?

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

Find the area of a parallelogram with the given vertices. p(-2, -5), q(9, -5), r(1, 5), s(12, 5)

You and a friend went to the movies.you spent half your money on tickets. then you spent 1/4 of the money on popcorn, $2 on candy, and $3 on a soda. if you have $1 left, hiw much money did u take to the movies?