Find the missing number of each unit rate.
32 ? 21 ?
= =
8 1 7 1

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

Four quarts of a latex enamel paint will cover about 200 square feet of wall surface. how many quarts are needed to cover 98 square feet of kitchen wall and 52 square feet of bathroom wall

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start