Question

SSC Test Questions

A school has enough food for 400 children for 12 days. How long will the food last if 80 more children join them?

Answer 1

Let it will last for x days if 80 more children join them

$400 \times 12=(400+80) \times x\\ \\x = \frac{400 \times 12}{480}\\ \\ x = 10\ days$