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 LCM of two natural numbers is 8 times their HCF. If the product of given two numbers is 7,200, then find the LCM of the numbers.
- The greatest number, which when subtracted from 7452, gives a number exactly divisible by each of 20, 27, 30 and 32, is:
- Calculate the Least Common Multiple (L.C.M) of 144 and 180.
- Three numbers x, y, and z are co-prime to each other such that xy = 91 and yz = 154. Find the value of (x + y + z).
- Find the LCM of 30, 35, 40, 60.
- The HCF of two numbers is 21 and their LCM is 693. If one of the numbers is 63, find the other number and verify that it is a multiple of the HCF.
- Determine the HCF of 60, 90 and 150
- The greatest number of four digits which when divided by 6, 8, 10 leave remainders 3, 5, 7 respectively is:
- The L.C.M and H.C.F of two numbers have a sum and difference of 440 and 120. If one number is 40, find the other.
- Find the HCF of two numbers if LCM and product of those two numbers are 30 and 960 respectively.
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