If the two digits of the age of Mr X are reversed then the new age so obtained is the age of his wif...........

Quantitative Aptitude ( CCS) Problems based on Ages

If the two digits of the age of Mr. X are reversed then the new age so obtained is the age of his wife. 1/11 of the sum of their ages is equal to the difference between their ages. If Mr. X is elder than his wife then find the difference their ages.

10yrs

13yrs

12yrs

9yrs

छोटे Courses बड़े Results

Master Problems based on Ages

Prepare through Micro-courses

Try Now

Explanation:

Solution:
Let the two digit no be 10x+y,and reverse is 10y+x
(10x + y + 10y + x) / 11 = 10x + y -10y-x
x + y = 9x – 9y
x/y = 5/4.
Then Diff of two number is (10x + y) – (10y – x)
= 9x – 9y
Substitute x and y here.
= 9(5-4)
= 9 yrs.