Question

There are 40 boys in a hostel. They have food to last for 15 days. How long the same food will
last if there are 30 boys?​

Answer 1

Answer:

Let the provision will last for x days.

Then, according to the question,

40×30=60×x

x=

60

40×30

x=20

Hence, the provision will last for 20 day

Answer 2

Answer:

11.02 daya

Step-by-step explanation:

40×X=30×15

cross multiply

then

40X=450

X=450/40

X=11.02 days