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IBPS RRB Office Assistant 13 Nov 2016 Paper
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© examsnet.com
Question : 72
Total: 80
50% of a number is 18 less than two-thirds of that number. Find the number.
123
115
119
108
101
Validate
Solution:
(4) Let the number be x.
According to the question,
2
x
3
−
x
2
=
18
⇒
4
x
−
3
x
6
=
18
⇒
x
=
6
×
18
=
108
© examsnet.com
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