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### Mathematical Skills | Simple Equations

 Q. No. 1: A student was asked to divide a number by 6 and add 12 to the quotient. He, however first added 12 to the number and then divided it by 6, getting 112 as the answer. The correct answer should have been A : 122 B : 118 C : 114 D : 124 Solution
 Q. No. 2: If Dennis is 1/3 rd the age of his father Keith now, and was 1/4 th the age of his father 5 year ago, then how old will his father Keith be 5 year from now? A : 45 year B : 40 year C : 55 year D : 50 year Solution
 Q. No. 3: Two spinning machines A and B can together produce 3,00,000 m of cloth in 10 hour, if machine B alone can produce the same amount of cloth in 15 hour, then how much cloth can machine A produce alone in 10 hour? A : 2,00,000 m B : 1,00,000 m C : 1,50,000 m D : 50,000 m Solution
 Q. No. 4: The ages of the two persons differ by 20 years. If 5 year ago, the older one be 5 times as old as the younger one, then their present ages, in year are A : 25, 5 B : 30, 10 C : 35, 15 D : 50, 30 Solution
 Q. No. 5: A man has 1044 candles. After burning, he can make a new candle from 9 stubs left behind. Find the maximum number of candles that can be made. A : 116 B : 120 C : 130 D : 140 Solution
 Q. No. 6: A, B and C are three typists, who working simultaneously can type 216 pages in four hours. In one hour, C can type as many pages more than B as B can type more than A. During a period of five hours, C can type as many pages as A can during seven hours.How many pages does each of them type per hour respectively? A : 14,17,20 B : 16,18,22 C : 15,17,22 D : 15,18,21 Solution
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