A thief is spotted by a policeman from a distance of 300 meters. When the policeman starts chasing him, the thief also starts running. Given the speed of the thief is 6 km/hr and that of the policeman is 8 km/hr, how far would the thief have run before he is caught by the policeman?
If a girl walks from her house to school at the rate of 3 km per hour, she reaches the school 30 mins late than the scheduled time. However, if she walks at the rate of 5 km per hour, she reaches 30 mins earlier than the scheduled time. Find the distance of her school from her house.
1 Crore+ students have signed up on EduRev. Have you? Download the App |
Manoj runs at a speed of 3 m/s. In a 1500–meter race, Manoj gives Rahul a head start of 75 meters and still beats him by 75 meters. What is the speed at which Rahul was running?
Samir and Mahesh start from Point Z and Point W respectively at 5:00 am. They start moving towards W and Z respectively. If Samir reaches W at 8:00 am and Mahesh reaches Z at 10:00 am, at what time do they meet?
A person can cover 400 km by bus and 300 km by car in a total of 25 hours, where the ratio of the speed of bus to that of car is 2 : 1. If the speeds of the bus and the car increase by 25% and 50% respectively, what will be the time (in hours) taken to complete the same journey?
In a 2 km race, A, B and C, are running at uniform speeds. If A beats B by 200 meters and B beats C by 600 meters, then by how many meters does A beat C?
Arvind goes in his car from point R to S at a speed of 30 km/hr and Suresh goes on his car from S to R at a speed of 50 km/hr. The distance between point R and S is 240 km. If they start their journey at the same time, at what time did they start if both of them met at 2:30 PM?
A can beat B by 200 m in a 1200 m race. When A and B run towards each other from the opposite ends of track UV, the difference between the distance traveled by them when they meet is 60 m. What is the length (in meters) of the track?
Sunny and Sandeep started running simultaneously from the same point in opposite directions on a circular track and met each other 12 minutes later after traveling a combined distance of 3.84 km. The speeds of Sunny and Sandeep are in the ratio 1 : 2. Find the time required for both of them to meet each other on a circular track of 2.4 km, if they start running simultaneously from the same point in the same direction.
X, Y and Z start running at the same time in the same direction around a circular field. X completes a round in 168 seconds, Y in 224 seconds and Z in 280 seconds, all starting from the same point. After how many minutes will they meet again at the starting point?
Rohit travels 20% of the journey by car, 60% of the journey by train and bus in the respective ratio of 3 : 2 and the remaining distance he covers on foot. The sum of the distance which he travels by car and by bus is 132 km. If the speed of car is 10 times his speed on foot, what is the ratio of the time taken by car to that by foot?
Anshul starts from point P and moves towards point Q at a speed of (b + 10) km/hour. Nidhi starts from point Q and moves towards point P at a speed of (b – 10) km/hour. If Nidhi starts moving 3 hours before Anshul and they meet at the mid–point of P and Q, find the time taken by Anshul to go from point P to point Q, if the distance between points P and Q is 720 km.
Sanjay leaves place C at 5 am and reaches place D at 9 pm on the same day. Sagar leaves from place D at 7 am and reaches place C at 7 pm on the same day. At what time do they meet?
A beats B by 100 m in a 1000 m race, C beats D by 80 m in a 1280 m race. If B beats C by 240 m in a 1200 m race, by how much distance (in meters) A will beat D in a 2000 m race?
In a race, A beats B by 300 meters, B beats C by 750 meters and A beats C by 900 meters. The distance (in km) over which the race has been conducted is:
314 videos|170 docs|185 tests
|
Multiplication Techniques using Visualization: Vedic Mathematics Video | 12:44 min |
Multiplying any two 2 digit number in 3 seconds: Vedic Mathematics Video | 05:35 min |
Vedic Mathematics: Solved Examples Doc | 32 pages |
Tricks for Multiplication & Few Examples: Vedic Mathematics Video | 18:36 min |
Trick for Solving Percentages in Seconds: Vedic Mathematics Video | 04:24 min |
314 videos|170 docs|185 tests
|
Multiplication Techniques using Visualization: Vedic Mathematics Video | 12:44 min |
Multiplying any two 2 digit number in 3 seconds: Vedic Mathematics Video | 05:35 min |
Vedic Mathematics: Solved Examples Doc | 32 pages |
Tricks for Multiplication & Few Examples: Vedic Mathematics Video | 18:36 min |
Trick for Solving Percentages in Seconds: Vedic Mathematics Video | 04:24 min |