Question
Train X running at a speed of 32 km/hr crosses train Y in 20 seconds. Find the speed of train Y (in km/hr), if the sum of the length of train X and Y is 650 meters and both trains running in the opposite direction.
More HCF and LCM Questions
- The sum and difference of L.C.M and H.C.F of two numbers are 294 and 126. If one of the numbers is 21, find the other number.
- The least number which when divided by 5, 10, 12 and 15 leave zero remainder in each case and when divided by 18 leaves a remainder of 6 is:
- The sum of two numbers is 96 and their HCF is 12. Total number of such pairs is?
- Three numbers are in the ratio 1:4:5 respectively. If the HCF of the numbers is 7, then find the LCM of the numbers.
- Find the HCF and LCM of 36, 45 and 60.
- HCF of two numbers 60 and 100 can be expressed in the form of (25m – 80) whereas LCM of these two numbers can be expressed in the form of (40n – 20). Find ...
- The LCM of two numbers is 240, and they are in the ratio 3:5. Determine the sum of these numbers.
- If the highest common factor of two numbers is 20, then which of the following may be the least common multiple of the numbers?
- The ratio of two numbers is 9:12 and their LCM is 324. The numbers are:
- Find the difference between sum of digits of LCM and HCF of 18, 24 and 60.
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