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Profit and Loss Practice Test 5
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© examsnet.com
Question : 2
Total: 40
A man purchases 90 clocks and sells 40 clocks at a gain of 10% and 50 clocks at a gain of 20%. If he sold all of them at a uniform profit of 15% then he would have got Rs. 40 less. What is the cost price of each clock?
Rs. 90
Rs. 80
Rs. 60
Rs. 50
Validate
Solution:
Let C.P. of each clock = Rs. x; then C.P. of 90 clocks = Rs. 90x
In Ist condition,
S.P. of 90 clocks
=
40
×
110
100
x
+
50
×
120
100
×
x
= Rs. 104x
In IInd case,
S.P. of 90 clocks
=
115
100
×
90
x
= Rs.
207
2
x
Since,
104
x
−
207
2
x
= Rs. 40
⇒
x
2
=
40
⇒
x
=
Rs
.
80
© examsnet.com
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