HCF and LCM Questions

• Three different containers contain 1365 litres, 1560 litres and 1755 litres of mixtures of milk and water respectively. What biggest measure that can measure all the different quantities exactly ?
• Find the HCF of 865 and 2595.
• The LCM of 72 and 84 is:
• A natural number, when divided by 9, 10, 12 or 15, leaves a remainder of 3 in each case. What is the smallest of all such numbers?
• The product of two 2-digit numbers is 2160 and their H.C.F. is 12. The numbers are
• Which of the following has most number of divisors?
• The LCM and HCF of two numbers are 4284 and 32, respectively. If one of the numbers is 672, then the second number is;
• LCM of two co-prime numbers a and b is (a is greater than b):
• If the sum of two numbers is 55 and the H.C.F and L.C.M of these numbers are 5 and 120 respectively, then the sum of the reciprocals of the numbers is equal to
• A student can divide her books into groups of 5, 9 and 13. what is the smallest possible number of the books ?
• Find the HCF of 3341 and 3328.
• If the product of two numbers is 3026 and their LCM is 89, then their HCF is :
• The minimum value of LCM of given numbers is ........... the product of all the given numbers.
• The HCF of two numbers is 11 and their LCM is 330. If one of the number is 55. Find the other number.
• If the product of two numbers is 4941 and their LCM is 81, then their HCF is :
• Two numbers are in the ratio 3:5 and their HCF is 20. Their LCM is
• HCF and LCM of two numbers are 11 and 825 respectively. If one number is 275 find the other number.
• Two numbers are in the ratio of 15 : 11. If their HCF is 13, then the greater number is?
• What is the HCF of 6345 and 2160?
• What is the LCM of 64 and 56?