Learn and practice Aptitude questions and answers with explanation for interview, competitive exam (Pariksha Corner )

Monday, August 22, 2022

If A : B = 1 : 3, B : C = 5 : 7, C : D = 9 : 7, then A : B : C : D = ?

If A : B = 1 : 3, B : C = 5 : 7, C : D = 9 : 7, then A : B : C : D = ?
A15 : 45 : 63 : 49
B15 : 49 : 45 : 63
C45 : 15 : 63 : 49
D49 : 15 : 45 : 63

Correct answer is: 15 : 45 : 63 : 49

Explanation:

A : B = 1 : 3 = 15 : 45

B : C = 5 : 7 = (5 × 9) : (7 × 9) = 45 : 63

C : D = 9 : 7 = (9 × 7) : (7 × 7) = 63 : 49

∴ A : B : C : D = 15 : 45 : 63 : 49

Nithin
answered undefined

All Comments

Post your answers here:

Post

Post your comments here:

Post

Categories