Question

mrs. lim buys 30 kg of cheese at a certain price.she finds that if she had bought some cheaper cheese costing 95 cents less she could have 32 1/2 kg for the same amount of moneyWhat is the price per kg of the more expensive cheese?

Answer 1

If the price is $p/kg,
30p = 32.5(p-.95)
p = 12.35

check:
30.00*12.35 = 370.50
32.50*11.40 = 370.50