Instructions

What should come in place of the question mark (?) in the following questions ?

Question 127

45% of 224 × ?% of 120 = 8104.32

Solution

Expression : 45% of 224 × ?% of 120 = 8104.32

=> $$(\frac{45}{100} \times 224) \times (\frac{x}{100} \times 120) = 8104.32$$

=> $$100.8 \times 1.2x = 8104.32$$

=> $$x = \frac{8104.32}{120.96} = 67$$

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