Question

by selling quail eggs at 5 per dozen, a vendor gains 20%. the cost of quail eggs rise at 12.5%. If he sells at the same price before, find his new gain at %.

Answer 1

Profit = Income - Cost
pre-increase, income = 5 and profit = 0.2*cost

\(0.2c = 5 - c\)

1. Solve for \(c\).
2. Mulitply \(c\) by 1.125 to the the cost after the increase.
3. Find the amount of profit after the increase.
4. Take the ratio to get the %

Answer 2

thank you!