Question

On selling an article for 2640 a profit of 10% is made .find :-

i. cost of article
ii. new selling price of it in order to gain 15%

Answer 1

Given :-

Selling price of an article = ₹2640

Profit on article = 10%

Solution 1 :-

As we know ,

CP = ( SP * 100) / ( p% + 100)

Now ,

Cost price of an article

= Rs ( 2640 * 100 ) / ( 10 + 100 )

= Rs 264000/110

= Rs 2400

Hence , The Cost price of an article ₹2400

Solution 2 :-

He gain 15% profit on new selling price of an article .

Therefore ,

$Profit \: \ = \: P \% \: \div \: 100 \: \times CP \:$

Put the required values in the formula ,

Profit = 15/ 100 * 2400

Profit = 360

Therefore , He gains the profit of Rs 360

Now ,

The new selling price of an article

SP = CP + Profit

SP = 2400 + 360

SP = 2760

Hence , The new selling price of an

article is ₹2760 .

Answer 2

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Given:-

Selling price of an article = ₹2640

Profit on article = 10%

Solution 1:-

As we know ,

CP = ( SP * 100) / ( p% + 100)

Now ,

Cost price of an article

= Rs ( 2640 * 100 ) / ( 10 + 100 )

= Rs 264000/110

= Rs 2400

Hence , The Cost price of an article ₹2400

Solution 2:-

He gain 15% profit on new selling price of an article .

Therefore ,

$Profit \: \ = \: P \% \: \div \: 100 \: \times CP \:$

Put the required values in the formula ,

Profit = 15/ 100 * 2400

Profit = 360

Therefore , He gains the profit of Rs 360

Now ,

The new selling price of an article

SP = CP + Profit

SP = 2400 + 360

SP = 2760

Hence , The new selling price of an

article is ₹2760 .

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