Question

$26$ cartons of $15$ chocolates each of cost $Rs2145$. Find the cost of $40$ cartons of $18$ chocolates

Answer 1

Total chocolates$=26\times 15$

$=390$

Price$=2145$ Rs.

Cost of $1$ chocolate$=\frac{2145}{390}=5.5$ Rs.

Cost of $(40\times 18)$ chocolates

$=5.5\times 40\times 18$

$=3960$ Rs.