Question

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

Option 4 : 2 : 3

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Detailed Solution

सही उत्तर 2 : 3 है।

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Question:

If $a : b = 3 : 4$ and $b : c = 8 : 9$, then $a : c$ equals / यदि $a : b = 3 : 4$ और $b : c = 8 : 9$ हो, तो $a : c$ बराबर है

1.
1 : 2
2.
3 : 5
3.
4 : 9
4.
2 : 3

Correct Answer: 2 : 3

$\frac{a}{c} = \frac{a}{b} \times \frac{b}{c} = \frac{3}{4} \times \frac{8}{9} = \frac{24}{36} = \frac{2}{3}$, so $a : c = 2 : 3$. / $\frac{a}{c} = \frac{a}{b} \times \frac{b}{c} = \frac{3}{4} \times \frac{8}{9} = \frac{24}{36} = \frac{2}{3}$, अतः $a : c = 2 : 3$।

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