2 / ? = ? / 50 What number will fill both question marks?
- 5
- ±10
- √100
- √2500
Explanation
2 / ? = ? / 50
Let the missing number be x:
So,
2 / x = x / 50
Cross-multiply:
2 × 50 = x × x
100 = x²
Now take the square root:
x = ±10
Related MCQs
- 2x² + 4 = 9x
- 2x² + 9 = 4x
- 2x² + 9 = 4x
- x² + 4 = 9x
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