SSC CHSL Model Paper 1

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Question : 43 of 100

Marks: +1, -0

If

A: B = 3 : 4 ,B : C = 8 : 10

and

C :D = 15:17

Then find

A : B : C : D .

$9 :1 2 :1 3 :1 1$
$4 :5 :6 :7$
$9 :1 2 :1 5 :1 7$
None of these

Solution:

A :B = 3 :4

B : C = 8 :10

C : D = 1 5 :17

A :B :C :D = 3 × 8 ×15:4× 8×15

:4× 10×15: 4×10×17

= 9 :1 2 :1 5 :1 7

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