Question
Four runners started running simultaneously from a point on a circular track. They took 400 seconds, 600 seconds, 720 seconds and 900 seconds to complete one round. After how much time do they meet at the starting point for the first time ?
More HCF and LCM Questions
- If the product of two numbers is 350 and their HCF is 10, then find the LCM of the given two numbers.
- The sum of two numbers is 96 and their HCF is 12. Total number of such pairs is?
- The HCF of two numbers is 6 and their LCM is 84. If one of these numbers is 42, then the second number is:
- The total and the difference of L.C.M and H.C.F of two numbers are 432 and 96. If one of the numbers is 24, what is the other number?
- The given numbers are in the ratio 2:5:6, and their highest common factor (HCF) is 15. Determine the least common multiple (LCM) of these numbers.
- Find the difference between sum of digits of LCM and HCF of 16, 40 and 64.
- Find the HCF of 244 and 118.
- The HCF of each pair of 5 numbers is 3 and their LCM is 159. Find the multiplication of all the number.
- What is the least number that should be multiplied to 735 so that it becomes divisible by 42?
- Five bells commence tolling together and tolls at intervals of 6, 12, 36, 42 and 60 seconds respectively. In 126 minutes, how many times do they toll toget...
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