The Ratio between the speeds of two trains is 7 : 8. If the second train runs 400 km in 4 hr, then find the speed of the first train.
How long will it take to row 20 km upstream if a man can row 10 km in 10 minutes in still water and the same distance in 8 minutes with the stream.
A bullock cart has to cover a distance of 80 km in 10 hours. If it covers half of the journey in 3/5 the time. What should be its speed to cover the remaining distance in the time left?
What will be the difference between the simple interest and compound interest earned on a sum of ₹ 985 @ 14% p.a at the end of 2 years?
Amit and Anita deposited the same sum of money in the bank at 10% and 14% simple interest respectively for 5 years. If Anita withdraws Rs 500 more than Amit in 2 years, find the sum deposited by Amit and Anita.
Two trains of length 240 m and 280 m cross each other going in the same direction in 52 sec and in opposite direction in 10 sec. If the speed of 1st train is more than the speed of 2nd train then find sped of 1st train in km/hr?
A man invested a certain amount for two years at simple and compound interest for the same rate of interest. After two years he received a simple interest of Rs 600 and compound interest of Rs 648 respectively. What was the rate of interest?
A train 260 m long passes a tunnel in 40 seconds moving with a speed of 108 km/h. Find the length of the tunnel.
James took a loan of an equal amount from banks A and B for 30 months and 16 months at % and % per annum respectively at simple interest. If he has to pay Rs 1200 more to Bank A, then what was the sum he borrowed from the two banks?
Mohan can reach a certain place in 30 hours. If he reduces his speed by , he goes 10 km less in that time. Find the time taken by Mohan to travel 24 km with reduced speed.
A train leaves Patna junction 3 hours late for New Delhi junction. It increases speed to 140% and reaches at the scheduled time. Find its usual time to reach New Delhi?
A light house is situated in middle of the two shores(east shore and west shore) of river. A steamer boat with some passengers starts from east shore towards west shore but near the light house the driver found the fuel not enough in the steamer to return back form west shore to east shore. So the steamer turned back from light house towards east shore and took 15 hours in the round trip. If the steamer takes 24 hours to travel from east shore to west shore then find the time taken by the same to return from west shore to east shore.
A man walks 6 km at a speed of 1 km/hr, runs 8 km at a speed of 2 km/hr, and goes by bus another 32 km. The speed of the bus is 8 km/hr. If the speed of the bus is considered as the speed of the man. Find the average speed of the man?
Andy lends a sum of money at R% simple interest for R years such that sum received by him is times more of what he lends. Find the rate at which he lends the sum?
A thief steals a car at 9 : 30 pm and drives at 60 km/hr. The theft is discovered at 10:00 pm and the owner sets off in another car at 75 km/hr. When will the owner catch the thief?
