Question

Margaret can buy $4$ jars of honey for $9$ dollars, and she sell $3$ jars of honey for $15$ dollars. How many jars of honey would she have to buy and then to make profit of $132$ dollars?

Answer 1

Cost Price of $1$ jar$=\frac{9}{4}$ dollars

Selling Price of $1$ jar$=\frac{15}{3}=5$ dollars

Profit per jar$=5-\frac{9}{4}=\frac{11}{4}$ dollars.

For profit of $132$ dollars, No. of jars$=\frac{132}{11/4}=48$ jars.