Don’t need to show work please help

Which number is irrational? a) 16 b) 18 c) 25 d) 36

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

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60