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SSC CHSL Model Paper 1
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© examsnet.com
Question : 42
Total: 100
How many kg of salt at 42 P per kg must a man mix with 25 kg of salf at 24 P per kg so that he may, on selling the mixture at 40 P per kg gain 25% on the outlay?
15
20
25
30
Validate
Solution:
Cost price of mixture
=
40
×
100
125
P
=
32
P
perkg
By the rule of fraction
Ratio= 4 :5
Thus, for every 5 kg of salt at 24 P, 4 kg of salt at 42P is used.
∴ the required no. of kg =
25
×
4
5
=
20.
© examsnet.com
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