Practice HCF and LCM Questions and Answers

• The HCF of two numbers is 48, and their LCM is 1440. If one of the numbers is 576, find the other number.
• The LCM of two numbers is 540, and their HCF is 18. If one of the numbers is 90, find the other number.
• The given numbers are in the ratio 2:5:6, and their highest common factor (HCF) is 15. Determine the least common multiple (LCM) of these numbers.
• The least common multiple (LCM) of two numbers is 22 times their highest common factor (HCF). One of the numbers is 132, and the sum of the HCF and LCM is ...
• 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...
• 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...
• Can you determine how many factors the number 1,560 has?
• What is the least number that should be multiplied to 735 so that it becomes divisible by 42?
• What is the smallest number that needs to be added to or subtracted from 1164 to make it a multiple of 37?
• Determine the total count of prime factors in the product: 217 x 197 x 107
• If 'x' is the highest common factor (HCF) of 288 and 272, what is the product of the digits of 'x'?
• Two numbers are in the ratio 5:12, and their least common multiple (LCM) is 1,440. Determine the sum of these two numbers.
• The Highest Common Factor (HCF) and Least Common Multiple (LCM) of two numbers, X and Y, are given as 8 and 80, respectively. Additionally, the difference ...
• The Highest Common Factor (HCF) and Least Common Multiple (LCM) of two numbers, A and B, are given as 12 and 180, respectively. Additionally, the differenc...
• The HCF and LCM of two numbers, A and B, are 15 and 225, respectively. Additionally, the difference between the two numbers is 35. Find the sum of these tw...
• The HCF and LCM of two numbers, A and B, are 9 and 162, respectively. The difference between these two numbers is 27. Find their sum.
• 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.
• The HCF of any set of 10 co-prime numbers is always:
• What is the unit digit of the number 'Z' obtained by subtracting the largest two-digit prime number from the least common multiple (LCM) of all single-digi...
• What is the unit digit of the number 'A' obtained by subtracting the largest two-digit prime number from the least common multiple (LCM) of all single-digi...
• What is the unit digit of the number 'B' obtained by subtracting the largest two-digit prime number from the least common multiple (LCM) of all single-digi...
• What is the unit digit of the number 'C' obtained by subtracting the largest two-digit prime number from the least common multiple (LCM) of all single-digi...
• The HCF of 108 and 144 is ______
• The LCM of two numbers is 180, and the numbers are in the ratio 5:9. What will be the sum of the numbers?
• The least common multiple (LCM) of two numbers is 144, and the numbers are in the ratio 4:6. Find their sum.
• The LCM of two numbers is 240, and they are in the ratio 3:5. Determine the sum of these numbers.
• The LCM of two numbers is 150, and the numbers are in the ratio 2:5. What will be the sum of the numbers?
• The LCM of two numbers is 168, and the numbers are in the ratio 4:7. Find the sum of the numbers.
• The HCF of two numbers 144 and 2160 is:
• Find the HCF of 84 and 630.
• What is the highest common factor of 120 and 1800?
• Determine the HCF of 150 and 1350.
• The greatest common divisor of 98 and 490 is:
• Find the highest common factor (HCF) of (15/4) , (10/9) and (25/6)
• The LCM and HCF of two numbers is 192 and 16 respectively. If the sum of the number is 112, then find the difference between the numbers.
• If the product of two numbers is 90 and their HCF is 6, then find the LCM of the given two numbers.
• The sum and difference of L.C.M and H.C.F of two numbers is 216 and 184. If one of the numbers is 25, then find the other number.
• The HCF of two numbers is 17. If their product is 867, then how many such pairs exist?
• Determine the difference between the LCM and HCF of 18, 24, and 36.
• Calculate the difference between the Least Common Multiple and the Highest Common Factor of 12, 30, and 45.