Question

1/3A=1/4B=1/5C ആയാൽ A:B:C എത്ര?

• A. 4:3:5
• B. 5:4:3
• C. 3:4:5
• D. 20:15:12

Answer 1

Answer:

C. 3:4:5

$1/3A=1/4B=1/5C = k$

$1/3A = k \implies{A=3k}$

$1/4B = k \implies{B=4k}$

$1/5C=k\implies{C=5k}$

$\implies{A : B : C = 3k : 4k : 5k}$

$\implies{A : B : C = 3 : 4 : 5}$