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प्रश्न
If A : B = 7 : 5 and B : C = 7 : 5, then A : C is ______.
विकल्प
25 : 49
49 : 25
1
15 : 14
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उत्तर
If A : B = 7 : 5 and B : C = 7 : 5, then A : C is 49 : 25.
Explanation:
Given A : B = 7 : 5 = `7/5`
And B : C = 7 : 5
`\implies B/C = 7/5`
∴ `A/C = A/B xx B/C`
= `7/5 xx 7/5`
= `49/25`
`\implies` A : C = 49 : 25
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