Question

8 boys can arrange all the books of school library in 12 days. In how many days can 6 boys arrange them?

Answer 1

Answer:

9 days

Step-by-step explanation:

Can done by ratio and proportion

8:12 :: 6:X

8/12 = 6/X

X = (12*6)/8

X = 72/8

X = 9 days

Answer 2

GIVEN:-

8 boys can arrange all the books of school library in 12 days. In how many days can 6 boys arrange them?

SOLUTION:-

8 boys can arrange all the books of school library in = 12 days

1 boys can arrange all the books of school library in = 12/8 days

6 boys can arrange all the books of school library in = 12/8 * 6 = 9 (ANS)