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If 42 ∶ x ∶∶ 14 ∶ 15, then x is equal to:


1. 55
2. 50
3. 45
4. 47

1 Answer

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Correct Answer - Option 3 : 45

Given:

42 ∶ x ∶∶ 14 ∶ 15

Calculation:

42 ∶ x ∶∶ 14 ∶ 15

⇒ (x × 14) = 42 × 15

⇒ x = (42 × 15)/14

⇒ x = 3 × 15

⇒ x = 45

∴ x is 45.

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