Question
The HCF of two numbers is 21. Which of the following can never be their LCM?
More HCF and LCM Questions
- The greatest number of four digits which when divided by 9, 12, 15 leave remainders 6, 9, 12 respectively is:
- Find the difference between sum of digits of LCM and HCF of 25, 50 and 75.
- LCM of two numbers is 64 times of their HCF. Sum of the HCF and LCM is 975. If the first number is 960. Find the other number?
- If the total ages of A and B is 18 years more than the total age of B and C. C is how many years younger than A?
- Two numbers have a sum of their LCM and HCF equal to 464, and their LCM is 28 times their HCF. One of the numbers is 64. Find the difference between the tw...
- Find the LCM of 36, 45, 60, 80.
- The HCF and LCM of two numbers, A and B, are 14 and 196, respectively. The difference between these two numbers is 28. Find their sum.
- Find the greatest number that will divide 420, 525 and 300 without leaving a remainder.
- The HCF of 2165 and 7409 is 239, their LCM is:
- The greatest common divisor of 98 and 490 is:
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