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RRB NTPC Prelims Model Paper 4 with solutions
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© examsnet.com
Question : 56
Total: 100
The ratio of ages of Ram and his wife is 9 : 8. After 8 years, the ratio of their respective ages will be 11 : 10. If Ram got married at the age of 25, then how many years ago did they marry?
11 years
7 years
4 years
10 years
Validate
Solution:
(1) Let ages of Ram and his wife are 9x and 8x. After 8 years,
9
x
+
8
8
x
+
8
=
11
10
⇒
88
x
+
88
=
90
x
+
80
⇒
x
=
4
Their present ages are 36 years and 32 years. They got married 36– 25 = 11 years ago.
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