Train P starts from Lucknow to Dehradun at 11:55 am with an average speed of 22.5 m/s. Train Q starts from Dehradunto Lucknowat 1:35 pm with an average speed of 17.5 m/s. At what time the two trains will meet each other if the distance between Lucknowand Dehradunis 615 Km.
Speed of train P = 22.5 × 18/5 = 81 Km/h Speed of train Q = 17.5 × 18/5 = 63 Km/h Distance travelled by train P till 1:35 pm = 81 × 5/3 = 135 Km Relative speed of trains = 81 + 63 = 144 Km/h Remaining distance to be travelled after 1:35 pm = 615 – 135 = 480 Km Time taken to cover 480 Km = 480/144 = 10/3 = 3 hours 30 minutes So the two trains will meet each other at 1:35 + 3:30 = 5:05 pm
The ratio of the cost price and marked price of an article is 7:10, respectively. The article is sold after giving a discount of Rs. 400 such that there...
The cost price of orange juice in bottle P is Rs. 68 per liter, and the cost price of orange juice in bottle Q is Rs. 48. When the orange juice in bottl...
Marked price, selling price and cost price of an article are in the ratio 13:10:8. If difference between marked price and cost price of an article is R...
A person bought an article and sold it at a loss of 25%. If he had bought it at 5% loss and sold it for 78 more, he would have gained 20%. Find the prof...
The ratio of cost prices of two articles ‘A’ and ‘B’ is 5:1 respectively and the average cost price of articles ‘A’ and ‘B’ is Rs. 1200....
Profit percentage received on a product when sold for Rs.550 is equal to the percentage loss incurred when the same product is sold for Rs.380. Find the...
A shopkeeper sold an article at a discount of 15%. If he had given a discount of 9.5% in place of 15%, then he would have earned Rs. 110 more. If the co...
Tina is 50% more efficient than Rina, and Mina is 30% more efficient than Tina. If Mina and Tina together can do a piece of work in 12 days, in how many...
An article is sold for Rs. 450 at 40% profit when profit is calculated on selling price. Find the profit% on cost price?
Cost price of a bag is Rs.760. The shopkeeper marked it 70% above the cost price and sold it after giving a discount of 25%. If the shopkeeper had sold ...