Question

A number is such that when it is multiplied by 3, it gives another number which is as much above from 240 as the original number (itself) is below 240. The average of the original number and the resultant number is:

A 270 Correct Answer Incorrect Answer
B 120 Correct Answer Incorrect Answer
C 240 Correct Answer Incorrect Answer
D 180 Correct Answer Incorrect Answer

Solution

Let the number be x. According to question, => 240 – x = 3x – 240 => x = 120 So, 3x = 360 Therefore the average of = (120 + 360)/2 = 240

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