Question

Lissete bought a new pair of earrings on sale for 20% off the original cost if the original cost was $30 how much did she pay for the earrings on sale

Answer 1

Cost of the earrings on sale=original cost-20% of the original cost.

Data:
origninal cost=$30
20%=20/100=0.2

Cost of the earrings on sale=$30-(0.2)($30)
=$30-$6
=$24


Answer: she paid $24 for the earrings on sale.