By selling an article for Rs 1,12,000 a girl gains 40%. The cost price of the article was _________

Solution:

The selling price of the article = Rs.1,12,000 

By selling at the above price a girl gains 40%. Hence we can state the following:

If Cost Price is Rs. 100 then by selling at Rs. 140 the seller gains 40%. Therefore if the girl gains 40% by selling an article for Rs. 1,12,000 then the cost price is:

Cost price = 100 × (1,12,000/140)

= 10 × (8000)

= 80,000

The cost price is Rs. 80,000

✦ Try this: By selling an article for Rs 2,80,000 a girl gains 40%. The cost price of the article was _________.

The selling price of the article = Rs.2,80,000 

By selling at the above price a girl gains 40%. Hence we can state the following:

If Cost Price is Rs. 100 then by selling at Rs. 140 the seller gains 40%. Therefore if the girl gains 40% by selling an article for Rs. 1,12,000 then the cost price is:

Cost price = 100 × (2,80,000/140)

= 10 × (20,000)

= 200,000

The cost price is Rs. 200,000

☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 8

NCERT Exemplar Class 8 Maths Chapter 9 Unsolved Problem 38

By selling an article for Rs 1,12,000 a girl gains 40%. The cost price of the article was _________

Summary:

By selling an article for Rs 1,12,000 a girl gains 40%. The cost price of the article was Rs. 80,000

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