Advertisements
Advertisements
Question
Find the prime factor of the following numbers and find their LCM and HCF.
114, 76
Advertisements
Solution
| 2 | 76 |
| 2 | 38 |
| 19 | 19 |
| 1 |
| 2 | 114 |
| 3 | 57 |
| 19 | 19 |
| 1 |
76 = 2 × 2 × 19
114 = 2 × 3 × 19
HCF = 2 × 19 = 38
LCM = 2 × 19 × 2 × 3 = 228
RELATED QUESTIONS
Find the HCF of the following number.
39, 25
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:
57, 75, 102
The HCF of two co-primes is
A shop sells a 450 g bottle of jam for 96 rupees and a bigger bottle of 600 g for 124 rupees. Which bottle is it more profitable to buy?
Find the G.C.D for the following:
ab2c3, a2b3c, a3bc2
The numbers 57 and 69 are co-primes
HCF of co-prime numbers 4 and 15 was found as follows by factorization:
4 = 2 × 2 and 15 = 3 × 5 since there is no common prime factor, so HCF of 4 and 15 is 0. Is the answer correct? If not, what is the correct HCF?
Find the HCF of the following numbers:
18, 48
The length, breadth, and height of a room are 825 cm, 675 cm, and 450 cm respectively. Find the longest tape which can measure the three dimensions of the room exactly.
