If y is inversely proportional to x. y is 10 when x is 2. Find y when x is 5?
- 3
- 4
- 5
- None of these
Explanation
Inverse proportion: y ∝ 1/x, so y × x = constant
Given: 10 × 2 = 20
So when x = 5 ⇒ y = 20 ÷ 5 = 4
Last verified on 23-06-2026
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