Question

1.
2.
3.
4.
Answer (Detailed Solution Below)

Option 1 : 5 : 8 / 5 : 8

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Detailed Solution

सही उत्तर 5 : 8 / 5 : 8 है।

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Question:

From $a : b = 3 : 4$ and $b : c = 5 : 6$, determine $a : c$. / $a : b = 3 : 4$ और $b : c = 5 : 6$ से $a : c$ ज्ञात कीजिए।

1.
5 : 8 / 5 : 8
2.
3 : 5 / 3 : 5
3.
8 : 5 / 8 : 5
4.
15 : 16 / 15 : 16

Correct Answer: 5 : 8 / 5 : 8

$\frac{a}{c} = \frac{a}{b} \times \frac{b}{c} = \frac{3}{4} \times \frac{5}{6} = \frac{15}{24} = \frac{5}{8}$, so a : c = 5 : 8. / $\frac{a}{c} = \frac{a}{b} \times \frac{b}{c} = \frac{3}{4} \times \frac{5}{6} = \frac{15}{24} = \frac{5}{8}$, अतः a : c = 5 : 8।

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