Challenger App

No.1 PSC Learning App

1M+ Downloads
A 240 m long train crosses a man walking at a speed of 4.5 km/h in the opposite direction in 12 seconds. What is the speed (in km/h) of the train?

A61.5

B67.5

C60.5

D58.5

Answer:

B. 67.5

Read Explanation:

.


Related Questions:

A shopkeeper bought an item for ₹400. He sold it at a profit of 25%. Then, the buyer sold it to another person at a loss of 10%. What is the final selling price?
If two successive discounts of 25% and 15%, respectively, are given, then what will be the net discount percentage ?
In what ratio should sugar costing ₹10 per kg be mixed with sugar costing ₹61 per kg so that by selling the mixture at ₹31.5 per kg, there is a profit of 26%?
The marked price of an article is ₹16000.A shopkeeper offered two successive discounts of 10% and 5%, respectively, to a customer. At what price did the customer buy that item?
Ram bought a computer with 15% discount on the labelled price and sold it with 10% profit on the labelled price. Approximately, what was his percentage of profit on the price he bought :