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42 A person who spends 66-%of his income is able to save1,200 per month. His monthlyexpenses (in ) are(a) 2,400(c) 2,000(e) 2,800(b) 3,000(d) 3,600 |
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Answer» Let his income be Rs.xExpenditure = 66*2/3% of xSaving = 33*1/3% of xA/q,33*1/3% of x = Rs.1200x = 1200*100*3/100 = 3600So his monthly expenses = 66*2/3% of 3600 = Rs. 2400 Rajni monthly income is rupees 21,000 Her monthly expenses are 6/7 offer income how much does she save every month in a class 13 45 student if 3 upon 5 of a student are boys find the number of boys in the class |
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