A runs 1.75 times as fast as B. If A gives B a start of 60 m, how far must the winning post be in order that A and B reach at the same time ?
A runs 1.75 times as fast as B. If A gives B a start of 60 m, how far must the winning post be in order that A and B reach at the same time ?
A train overtakes two persons. They are walking in the same direction as the train at the rate of 2 km/hr and 4 km/hr. The train passes them completely in 9 and 10 seconds respectively. Find the length of the train.
A train overtakes two persons. They are walking in the same direction as the train at the rate of 2 km/hr and 4 km/hr. The train passes them completely in 9 and 10 seconds respectively. Find the length of the train.
A man can row 6 km/hr in still water. If the river is running at 2 km/hr, it takes 3 hours more to go from A to B upstream than to go downstream from B to A. How far is A from B?
A man can row 6 km/hr in still water. If the river is running at 2 km/hr, it takes 3 hours more to go from A to B upstream than to go downstream from B to A. How far is A from B?
A can give B 20 m and C 25 m in a 100 m race, while B can give C one second over the course. How long does A take to run 100 m?
A can give B 20 m and C 25 m in a 100 m race, while B can give C one second over the course. How long does A take to run 100 m?
The speed of a boat in still water is 4 km/hr and the speed of the current is 2 km/hr. If the time taken to reach a certain distance upstream is 9 hours, find the time it will take to go the same distance downstream.
The speed of a boat in still water is 4 km/hr and the speed of the current is 2 km/hr. If the time taken to reach a certain distance upstream is 9 hours, find the time it will take to go the same distance downstream.
Two stations A and B are 110 km apart on a straight line. One train starts from A at 7 a.m. and travels towards B at 20 km per hour speed. Another train starts from B at 8 a.m. and travels towards A at a speed of 25 km per hour. At what time will they meet?
Two stations A and B are 110 km apart on a straight line. One train starts from A at 7 a.m. and travels towards B at 20 km per hour speed. Another train starts from B at 8 a.m. and travels towards A at a speed of 25 km per hour. At what time will they meet?
In a 400 metre race, A gives B a start of 5 seconds and beats him by 15 metre. In another race of 400 metre, A beats B by 7 1 /7 seconds. Find the speed of A.
In a 400 metre race, A gives B a start of 5 seconds and beats him by 15 metre. In another race of 400 metre, A beats B by 7 1 /7 seconds. Find the speed of A.
Without stoppages, a train travels, a certain distance with an average speed of 80 km/hr, and with stoppages, it covers the same distance with an average speed of 60 km/hr. How many minutes per hour does the train stop?
Without stoppages, a train travels, a certain distance with an average speed of 80 km/hr, and with stoppages, it covers the same distance with an average speed of 60 km/hr. How many minutes per hour does the train stop?
A man can row 36 km upstream in 6 hours. If the speed of the man in still water is 8 km/hr, find how much he can row downstream in 10 hours.
A man can row 36 km upstream in 6 hours. If the speed of the man in still water is 8 km/hr, find how much he can row downstream in 10 hours.
A bullock cart 5 metre long is crossing a bridge 235 metre long. If the speed of bullock cart is 4.8 km/hr, find in what time will it pass the bridge?
A bullock cart 5 metre long is crossing a bridge 235 metre long. If the speed of bullock cart is 4.8 km/hr, find in what time will it pass the bridge?
A man covers a certain distance on a toy train. If the train moved 4 km/hr faster, it would have taken 30 minutes less. If it moved 2 km/hr slower, it would have taken 20 minutes more. Find the distance.
A man covers a certain distance on a toy train. If the train moved 4 km/hr faster, it would have taken 30 minutes less. If it moved 2 km/hr slower, it would have taken 20 minutes more. Find the distance.
Two men start walking a certain distance together, one at 4 km/hr and another at 3 km/hr. The former arrives half an hour before the latter. Find the distance.
Two men start walking a certain distance together, one at 4 km/hr and another at 3 km/hr. The former arrives half an hour before the latter. Find the distance.
Normally it takes 3 hours for a train to run from A to B. One day, due to a minor trouble the train had to reduce the speed by 12 km/hr and so it took ¾ of an hour more than usual. What is the distance from A to B?
Normally it takes 3 hours for a train to run from A to B. One day, due to a minor trouble the train had to reduce the speed by 12 km/hr and so it took ¾ of an hour more than usual. What is the distance from A to B?
In a 100 m race, A runs at 6 km/hr. If A gives B a start of 4 m and still beats him by 12 seconds, what is the speed of B?
In a 100 m race, A runs at 6 km/hr. If A gives B a start of 4 m and still beats him by 12 seconds, what is the speed of B?
A train crosses a man running at 9 km/hr in 40 seconds and another man running at 6 km/hr in 30 seconds. Find the speed of train, if both men are running in the same direction as the train.
A train crosses a man running at 9 km/hr in 40 seconds and another man running at 6 km/hr in 30 seconds. Find the speed of train, if both men are running in the same direction as the train.
A can run a kilometre in half a minute less time than B. In a kilometre race, B gets a start of 100 metre and loses by 25 metre. Find the time B take to run a kilometre.
A can run a kilometre in half a minute less time than B. In a kilometre race, B gets a start of 100 metre and loses by 25 metre. Find the time B take to run a kilometre.
Two trains of length 100 m and 80 m respectively run on parallel railway lines. When running in the same direction the faster train passes the slower one in 18 seconds, but when they are running in opposite directions with the same speeds as earlier, they pass each other in 9 seconds. Find the speed of slower train.
Two trains of length 100 m and 80 m respectively run on parallel railway lines. When running in the same direction the faster train passes the slower one in 18 seconds, but when they are running in opposite directions with the same speeds as earlier, they pass each other in 9 seconds. Find the speed of slower train.
A toy train crosses 210 and 122 metre long tunnels in 25 and 17 seconds respectively. Find the train’s length.
A toy train crosses 210 and 122 metre long tunnels in 25 and 17 seconds respectively. Find the train’s length.
A motorboat can travel at 10 km/hr in still water. It travelled 91 km downstream in a river and then returned, taking altogether 20 hours. Find the rate of flow of the river.
A motorboat can travel at 10 km/hr in still water. It travelled 91 km downstream in a river and then returned, taking altogether 20 hours. Find the rate of flow of the river.
Two trains start from Delhi and Poona towards each other at 7 a.m. with speeds of 85 kmph and 67 kmph respectively. They cross each other at 3.30 p. m. What is the distance between Delhi & Poona?
Two trains start from Delhi and Poona towards each other at 7 a.m. with speeds of 85 kmph and 67 kmph respectively. They cross each other at 3.30 p. m. What is the distance between Delhi & Poona?