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Relative speed = (Total Distance)/(Total Time) = (70 + 80)/10 = 15 m/sec Speed in km/hr = 15 x 18/5 = 54 km/hr Relative speed = speed of truck – speed of ambulance 54 = 104 – speed of ambulance Speed of ambulance = 104 – 54 = 50km/hr
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...
Ravi purchased an article and marked it 75% above the cost price and sold it after giving a discount of 25% for Rs. 1575. What will be the selling price...
The cost price of two articles is same. One article is sold at 40% profit and another at 10% loss. If the selling price of one article is Rs. 700 more t...
A seller sells two items, one at a 25% profit and the other at a 15% loss. If the selling prices of both items are the same and the overall transaction ...
A Shopkeeper gives 2 articles free on the purchase of every 10 articles. He also allows a discount of 20% to customer and still earn 25% profit. Find th...
A seller priced a bag of rice 50% higher than its cost price and later sold it after applying a 20% discount. If the profit made by the seller was Rs. 4...
A shopkeeper bought an article and marked it at Rs. 250. By selling the article at a discount of 4%, he earns a profit of 20%. Find the cost price of th...
A shopkeeper bought oranges at 7 for a rupee and sold them at a gain of 40%. How many oranges for a rupee did he sell?
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. 360. If the article was sold a...