a:b:c=2:3:4 হলে, 1/a:1/b:1/c=কত?

a:b:c=2:3:4 হলে, 1/a:1/b:1/c=কত?

A 4:3:2

B 6:4:3

C 1/4,1/3,1/2

D 3:4:6

Solution

Correct Answer: Option B

দেওয়া আছে, a:b:c=2:3:4
1/a:1/b:1/c=1/2:1/3:1/4
=(1/2)×12:(1/3)×12:(1/4)×12=6:4:3