Plz answer both questions 15 points

a: when multiplying or dividing rational numbers, when will the answer be positive?

b: when multiplying or dividing rational numbers, when will the answer be negative?

Miguel bought a movie ticket that cost $5. he also bought popcorn and a bottle of water. how much did miguel spend altogether?

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

Which rule describes the composition of transformations that maps △abc to △a”b”c