A : B = 3 : 4 এবং B : C = 6 : 5 হলে, A : C = কত?
Solution
Correct Answer: Option B
A : B = 3 : 4
= 3x3 : 3x4
= 9 : 12
B : C = 6 : 5
= 2x6 : 2x5
= 12 : 10
∴ A : B : c = 9 : 12 : 10
A : C = 9 : 10
= 3x3 : 3x4
= 9 : 12
B : C = 6 : 5
= 2x6 : 2x5
= 12 : 10
∴ A : B : c = 9 : 12 : 10
A : C = 9 : 10
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