Question

15 BOYS EARN RS 900 on 5 days, how much will 20 boys earn in 7 days

Answer 1

Step-by-step explanation:

Each day 1 boy will earn = 900 / ( 15 × 5)

= rupees 12

Hence in 20 days 7 boys will earn=

12 × 20 × 7 = rupees 1680

Answer 2

Answer:

answer is 1680 rs.

Step-by-step explanation:

-15 boys earn in 5 days= 900rs

-15 boys earn in 1 day = 900÷5=180rs

-1 boy earn in 1 day = 180÷15=12rs

now,

-1boy earn in 7 day = 12×7 =84rs

-20 boys earn in 7 days =84×20

=1680rs