Practice HCF and LCM Questions and Answers

• Find the greatest number that will divide 250, 375 and 200 without leaving a remainder.
• Find the greatest number that will divide 245, 395 and 200 without leaving a remainder.
• Find the greatest number that will divide 420, 525 and 300 without leaving a remainder.
• Find the greatest number that will divide 450, 575 and 400 without leaving a remainder.
• The LCM and the HCF of the numbers 25 and 50 are in the ratio:
• The LCM and the HCF of the numbers 27 and 81 are in the ratio:
• The LCM and the HCF of the numbers 50 and 60 are in the ratio:
• The LCM and the HCF of the numbers 42 and 63 are in the ratio:
• The LCM and the HCF of the numbers 25 and 40 are in the ratio:
• Two numbers are in the ratio 3:5. The product of their H.C.F. and L.C.M. is 3375. The sum of the numbers is:
• Two numbers are in the ratio 2:8. The product of their H.C.F. and L.C.M. is 3600. The sum of the numbers is:
• Two numbers are in the ratio 2:7. The product of their H.C.F. and L.C.M. is 5054. The sum of the numbers is:
• Two numbers are in the ratio 4:7. The product of their H.C.F. and L.C.M. is 5488. The sum of the numbers is:
• Two numbers are in the ratio 3:7. The product of their H.C.F. and L.C.M. is 2541. The sum of the numbers is:
• Three boys runs around a circular track and takes 15 min, 20 min and 35 min respectively to complete the one round. When do they all come relatively to the...
• The greatest number by which if 1468 and 2258 are divided the remainders will be 8 and 6 respectively, is:
• The HCF and LCM of two natural numbers are 14 and 66, respectively. What is the difference between the two numbers, if one of the numbers is 28?
• The H.C.F. of two numbers is 14 and the other two factors of their L.C.M. are 5 and 11. The larger of the two numbers is:
• The H.C.F. of two numbers is 20 and the other two factors of their L.C.M. are 9 and 13. The larger of the two numbers is:
• Find the HCF of two numbers if LCM and product of those two numbers are 65 and 975 respectively.
• Find the HCF of two numbers if LCM and product of those two numbers are 30 and 960 respectively.
• Find the HCF of two numbers if LCM and product of those two numbers are 15 and 675 respectively.
• Find the HCF of two numbers if LCM and product of those two numbers are 45 and 630 respectively.
• Find the HCF of two numbers if LCM and product of those two numbers are 34 and 680 respectively.
• What is the difference between the LCM and HCF of 21, 49?
• What is the difference between the LCM and HCF of 36, 40?
• What is the difference between the LCM and HCF of 24, 48?
• What is the difference between the LCM and HCF of 35, 40?
• What is the difference between the LCM and HCF of 38, 52?
• What is the fourth proportional to 4, 5, 16?
• A circular wire of diameter 63 cm is folded in the shape of a rectangle whose sides are in the ratio 5:4. Find the area enclosed by the rectangle.
• If the total ages of A and B is 18 years more than the total age of B and C. C is how many years younger than A?
• Find the HCF of 3341 and 3328.
• If the product of two numbers is 3026 and their LCM is 89 then their HCF is:
• Two numbers are in the ratio 3:5 and their HCF is 20. Their LCM is
• A invested Rs. X in a business. After four months B Joined him with Rs. 7X and A double his investment. If at the end of the years total profit is Rs. 4865...
• The LCM of two numbers is 40 times its HCF. If the product of the numbers is 1440, find their HCF.
• 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 numbers is 5 times their HCF. The sum of LCM and HCF is 180. If one of the numbers is 150, then the other number is
• A, B and C start running at the same time and at the same point in the same direction in a circular stadium. A completes a round in 720 seconds, B in 1080 ...