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what amount increased by 20% is RS 6000 ? plzz solve it properly ...
asked
Apr 7, 2014
in
Quantitative Aptitude
by
aslam
(
107
points)
151
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1 Answer
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Let that amount be X. 20% of X will be X x 20/100.
Sum of both shall be equal to Rs.6000, so
X + X x 20/100 = 6000
X + X/5 = 6000
6X/5 = 6000
X = (6000 x 5)/6 = 5000
Verify: 5000 + (5000 x 20/100) = 6000
answered
Apr 7, 2014
by
Shekhar
(
54
points)
can u tell plz from where does this 6 come from in 3rd line ???
It is just addition of fractions:
X/1 + X/5 , after taking LCM 5.
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