Question
A man donated 10%, 20% and 15% of his income to three
NGOs βAβ, βBβ and βCβ, respectively. They spent 75%, 80% and 50% of respective sums received by them. If total sum left with three NGOs is Rs. 5100, then find the income of man.Solution
Let the income of the man be Rs. x Therefore, sum donated to NGO βAβ = Rs. 0.10x Sum left with NGO βAβ = 0.25 Γ 0.10x = Rs. 0.025x Sum donated to NGO βBβ = Rs. 0.20x Sum left with NGO βBβ = 0.2 Γ 0.20x = Rs. 0.06x Sum donated to NGO βCβ = Rs. 0.15x Sum left with NGO βCβ = 0.5 Γ 0.15x = Rs. 0.075x According to the question, 0.025x + 0.06x + 0.075x = 5100 Or, 0.16x = 5100 Or, x = 5100/0.16 = 31875 Therefore, income of man = Rs. 31875
A retailer purchased several pants at a cost of Rs. 200 each and sold them for Rs. 300 per piece. He also incurred an average transportation expense of ...
- The amount by which the marked price is higher than the selling price is 33% of the difference between the marked price and the cost price. If the item is ...
Khushiβs earnings decreased by 45% and after that subsequently increased by 45%. Find the final loss % on his earnings.
The profit earned when an article is sold for Rs. 2,200 is the same as the loss incurred on selling it for Rs. 1,400. Find the selling price of the arti...
The average cost price of two items, A and B, is Rs. 600 each. They are sold at profits of 15% and 20% respectively. If the combined selling price of bo...
The price of an article marked at 30% above cost price is sold at a profit of 25%. If it were to be sold at a discount of 25%, ind the percentage decrea...
If the profit is (1/5) of the selling price, what is the profit percentage?
The ratio of cost price to the marked price of an article is 5:8. The article had been marked above its cost price by Rs. 240. If the article was sold a...
Seema sold a laptop at a profit of 15%. If she had bought it at 10% less and sold it for βΉ 2,200 more, she would have gained 40%. What was the cost pr...
- A gadget was obtained at Rs. 1000 and improved for Rs. 600. It was marked 50% above the cost but later sold at a 10% loss. What is the discount given?