Question
Three boys runs around a circular track and takes 20 min, 25 min and 30 min respectively to complete the one round. When do they all come relatively to the same position as at a certain point of time in their path?
More HCF and LCM Questions
- The HCF of two numbers is 8. Which of the following can never be their LCM?
- The HCF of two numbers is 48, and their LCM is 1440. If one of the numbers is 576, find the other number.
- 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 o...
- Find the HCF of 864 and 582.
- Find the LCM of 24, 36 and 54.
- The HCF and LCM of two natural numbers are 10 and 60, respectively. What is the difference between the two numbers, if one of the numbers is 30?
- 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.
- If total number of factors of 1,800 is 'x', then find the value of (x - 8) (x + 4).
- The least number which when divided by 10, 12, 15 and 20 leave zero remainder in each case and when divided by 24 leaves a remainder of 12 is:
- The LCM and HCF of two numbers is 192 and 16 respectively. If the sum of the number is 112, then find the difference between the numbers.
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