Question

If weight of 18 cartons of apple juice is $49\frac{1}{2}\text{kg},$ then the weight of 1 carton of apple juice is ______ kg.

Answer 1

Weight of 1 carton of apple juice is,

$=49\frac{1}{2}÷18$

$=\frac{99}{2}÷\frac{18}{1}$

$=\frac{99}{2}\times \frac{1}{18}$

$=\frac{99\times 1}{2\times 18}$

$=2\frac{3}{4}\text{kg}$