A) 150% of the original price is the increased price.
B) 66.66% of the increased price is the original price.
Explanation:
Original price = $300
Increased price= $450
A) the increased price = 450
Percent of the increased price = (450/300) 100
= 150%
150% of the original price is the increased price.
B) percent of the original price= (300/450) 100
= 66.66%
66.66% of the increased price is the original price.