InterviewSolution
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Answer» Solution Expression : 35% of 160 + ?% of 180 = 50% of 310 => $\frac{35}{100} * 160 + \frac{?}{100} * 180 = \frac{50}{100} * 310$ => $(160 * 35) + (180 * ?) = (310 * 50)$ => $180 * ? = 15500 - 5600 = 9900$ => $? = \frac{9900}{180} = 55$ |
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