1.

On selling a jug for ₹144, a man loses 1/7 of his outlay .If it is sold for ₹189, what is the gain%?​

Answer»

Step-by-step EXPLANATION:

Selling price of Jug =SP

Cost price Jug =CP

SP

1

= Rs. 144 selling price INITIALLY

Loss =

7

1

×CP given in question

Loss=CP−SP

Loss =

7

1

×CP=CP−144

⇒

7

6

×CP=144

⇒CP= Rs. 168

Now, If Jug is sold for Rs. 189

SP

2

= Rs. 189

Gain %=

CP

SP−CP

×100%

=

168

189−168

×100%

=

168

21

×100%

=

8

1

×100%

=12.5%



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