Let the capacity of the tank be ‘60’ litres {LCM (15, 20)} Efficiency of pipe ‘A’ = (60/15) = 4 litres/minute Efficiency of pipe ‘B’ = (60/20) = 3 litres/minute Quantity of water filled by pipe ‘A’ in 12 minutes = 12 × 4 = 48 litres Quantity of water to be filled = 60 – 48 = 12 litres Time taken by pipe ‘A’ and ‘B’ together to fill 12 litres of water = {12/(4 – 3)} = 12 minutes Total time taken = 12 + 12 = 24 minutes
If the Cost price of an item is 6/4 of its selling price, then what will be the loss/profit percentage?
When the printer is sold for Rs. 34000, the owner loses 15%. At what price must that printer be sold in order to gain 15%?
A trader marks his goods 40% higher than the cost price and gives a 20% discount on the marked price. Calculate his profit percentage.
A shopkeeper bought two articles for Rs. 900 each. If he sold one of them at 40% profit and the other at 25% loss, then find the difference between the ...
A and B started a business by investing sum in the ratio 3:5 respectively for 10 and 12 months respectively. If annual profit earned by B is Rs.1600, th...
A shopkeeper sold a jacket for Rs. 3500 at a loss of 30%. At what price should he have sold the jacket, to earn a profit of 25%?
By selling 18 table fans for Rs 11,664 a man incurs a loss of 10%. How many fans should be sold for Rs.17,424 to earn 10% profit?
A retailer marks up an item's cost price by 40% and then offers it for sale with a 20% discount. What is the percentage profit made by the retailer on t...
A dishonest dealer professes to sell his goods at cost price, but he uses a weight of 600 gm for the kg weight. Find his gain per cent.
A loss of 10(1/2) % gets converted into a profit of 11(3/5) % when the selling price is increased by Rs 265.20. The cost price (in Rs) of the article is:
