Question

We need 20 Kg of rice to serve 100 people. How much rice would

be needed for 40 people?​

Answer 1

Answer:

100/20=40/x

100x=800

x=800/100

x=8 kg rice

Answer 2

Answer:

Given-

Rice needed to serve to 100 people= 20kg

Rice needed to serve 40 people=

First we need to find how many kg of rice does one person needed, so=

20/100 = 0.2kg

now,

1 person = 0.2 kg

40 people = 40×0.2 = 8 kg