Question

A:B = 2:3 & B:C=4:5 then A:B:C​

Answer 1

Explanation:

here,

A:B=2:3

B:C=4:5

CLEARLY, A=2X

B=3X

NOW WE KNOW,

B=4Y

C=5Y

CLEARLY,4Y=3X

OR,Y=3X/4

BY QUESTION

A=2X

B=3X

C=5Y

=5×3X/4

=15X/4

THEREFORE,

A:B:C:

2X:3X:15X/4

THEREFORE, A:B:C=2×4:3×4:15

= 8:12:15

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