Advertisements
Advertisements
प्रश्न
Find the HCF set of numbers using prime factorisation method.
84, 120
Advertisements
उत्तर
84, 120
Prime factorisation of 84 = 2 × 2 × 3 × 7
Prime factorisation of 120 = 2 × 2 × 2 × 3 × 5
Common factors of 84 and 120 = 2 × 2 × 3
HCF (84, 120) = 12
| 2 | 84 |
| 2 | 42 |
| 3 | 21 |
| 7 | 7 |
| 4 |
| 2 | 120 |
| 2 | 60 |
| 2 | 30 |
| 3 | 15 |
| 5 | 5 |
| 1 |
APPEARS IN
संबंधित प्रश्न
The number of students of Std 6th and Std 7th who went to visit the Tadoba Tiger Project at Chandrapur was 140 and 196 respectively. The students of each class are to be divided into groups of the same number of students. Each group can have a paid guide. What is the maximum number of students there can be in each group ? Why do you think each group should have the maximum possible number of students?
Find the HCF of the numbers in each of the following, using the division method:
58, 70
Find the HCF and LCM of
2923, 3239
Find the HCF of 10, 15, 12.
Find the G.C.D for the following:
4x3, y3, z3
Find the G.C.D for the following:
ab2c3, a2b3c, a3bc2
Find the G.C.D of the following:
a3 – 9ax2, (a – 3x)2
The product of 2 two digit numbers is 300 and their HCF is 5. What are the numbers?
Find the HCF of the following numbers:
34, 102
Three tankers contain 403 litres, 434 litres and 465 litres of diesel respectively. Find the maximum capacity of a container that can measure the diesel of the three containers an exact number of times.
