Michael is three times as old as margaret, and in 6 years he will be twice as old as her. how old was michael when margaret was born?

The following division is being performed using multiplication by the reciprocal find the missing numbers is 5/12 divided by x/3 equals 5/12 times x/10 equals 1/x

Find the nonpermissible replacement for binthis expression. b2/5b +5

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path