Instructions
What will come in place of the question mark (?) in the following questions?
Solution
Expression : ? % of 460 - 34% of 356 = 456
=> $$(\frac{x}{100} \times 460) - (\frac{34}{100} \times 356) = 456$$
=> $$4.6x - 121.04 = 456$$
=> $$4.6x = 456 + 121.04 = 577.04$$
=> $$x = \frac{577.04}{4.6} = 125.44$$
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