Question
Determine the HCF of 150 and 1350.
Solution
ATQ,
Prime factors of 150 = 2 × 3 × 5 × 5
Prime factors of 1350 = 2 × 3 × 3 × 3 × 5 × 5
HCF = 2 × 3 × 5 × 5 = 150
More HCF and LCM Questions
- 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:
- The H.C.F of two numbers is 3 and their L.C.M is 782. If one of the numbers is 34, find the other?
- Find the highest common factor (HCF) of (15/4) , (10/9) and (25/6)
- Let N be the greatest number that will divide 89, 110, 131 leaving the same remainder in each case. Then sum of the digits in N is:
- What will be the greatest common divisor (GCD) of (x² - 11x + 30) and (x² - 9x + 20).
- The sum and difference of L.C.M and H.C.F of two numbers is 312 and 208 respectively. If one of the numbers is 52, find the other number.
- Determine the difference between the LCM and HCF of 18, 24, and 36.
- The least number which is exactly divisible by 10,15 and 20 is
- 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.
- The ratio between three numbers is 7:3:2. Their HCF is given to be 5. Determine the LCM of the numbers.
