Question
Find the HCF of two numbers if LCM and product of those two numbers are 65 and 975 respectively.
Solution
LCM × HCF = 975 => 65 × HCF = 975 => HCF = 975/65 = 15
More HCF and LCM Questions
- The LCM of two numbers is 540, and their HCF is 18. If one of the numbers is 90, find the other number.
- The LCM of x and y is 2057 and their HCF is 23. If x = 187, what will be the value of y?
- The ratio of two numbers is 4:8 and their LCM is 96. The numbers are:
- Find the smallest number which when divided by 3, 4, 5 and 6 gives remainder ‘2’ in each case?
- The LCM of two numbers is 33 times of their HCF. The sum of the LCM and HCF is 850. If one number is 25, then the other number is:
- What will be the greatest common divisor (GCD) of (x² - 6x + 8) and (x² - 9x + 20).
- Ratio of two numbers 4:9 and their LCM is 1620. Find the sum of the given two numbers.
- Let N be the greatest number that will divide 72, 105, 138 leaving the same remainder in each case. Then sum of the digits in N is:
- How many pairs of natural numbers (x, y) exist such that x>y and the product of x, y and HCF (x, y) = 2520? solve thisÂ
- What is the least number that should be multiplied to 735 so that it becomes divisible by 42?
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