Read many objective multiple choice questions of Aptitude - Aptitude-Number System in English. Practise online thousands of questions related to Aptitude - Aptitude-Number System. You can check online answer and try mock tests for Aptitude - Aptitude-Number System Questions provided in English.
The numbers which divide 80 in such a way that the
sum of their reciprocals is 4/75 are?
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The average of the first four of five numbers is 40 and that of the last four numbers is 60. The difference of the last and the first number is?
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The sum of the present age of the father and his daughter is 42 years. 7 years later, the father will be 3 times old than the daughter. The present age of the father is?
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The sum of two numbers is 45 and their product is 500. The G.C.M. of the numbers is?
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Let the two numbers are x, y according to the question, x+y=45 & xy = 500 => y = 500/x x+(500/x)=45 => x^2-45x+500=0 On solving this equation, we get x = 20, & y = 25 or x=25 & y= 20 Hence the G.C.M. of the numbers is 5.
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