Question
Find the greatest 4-digit number which is exactly divisible by both 15 and 21.
More HCF and LCM Questions
- If 36 times a number is subtracted from the square of the number and then 324 is added to the result, then the result is zero. Find the L.C.M of the number...
- Find the HCF of 244 and 118.
- The LCM of the two numbers is 12 times their HCF. The sum of LCM and HCF is 429 and if both the number are smaller than their LCM. Find both numbers.
- Three numbers a, b and c are co-prime to each other such that ab = 78 and bc = 65. Find the value of (a + b + c).
- The least number which when divided by 8, 10, 12 and 15 leave zero remainder in each case and when divided by 16 leaves a remainder of 8 is:
- What is the greatest number which divides 18, 29, and 40 and gives the remainder as 2, 3, and 4 respectively?
- Determine the HCF of 60, 90 and 150
- Find the greatest number that will divide 115, 149 and 183 leaving remainders 3, 5, 7 respectively.
- Determine the difference between the LCM and HCF of 18, 24, and 36.
- Find the least common multiple of (16/24), (18/30) and (10/40).
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