Question
The least number which when divided by 9, 12, 15, 18, and 21 leaves the same remainder 7 in each case, is:
More HCF and LCM Questions
- A sum was lent at simple interest for 2.5 years. If the rate had been 7.5% more, the interest would have been Rs. 375 extra. What was the amount lent?
- What will be the greatest common divisor (GCD) of (x² - 6x + 8) and (x² - 9x + 20).
- 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.
- Ratio of two numbers 3:7 and their LCM is 840. Find the sum of the given two numbers.
- The LCM of two numbers is 1991 and their HCF is 23. If one of the numbers is 181, the other number is
- The LCM of two natural numbers is 10 times their HCF. If the product of given two numbers is 1000, then find the LCM of the numbers.
- The least common multiple (LCM) of two numbers is 510, and their highest common factor (HCF) is 17. Additionally, the sum of these two numbers is 187. Find...
- Ratio of two numbers 10:21 and their LCM is 2520. Find the sum of the given two numbers.
- Find the HCF and LCM of 42 and 70.
- The HCF of any set of 10 co-prime numbers is always:
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