Advertisements
Advertisements
प्रश्न
Using the prime factor method, find the H.C.F. of 40, 60 and 80
उत्तर
Prime factor of 40 = 2 x 2 x 2 x 5
Prime factor of 60 = 2 x 2 x 3 x 5
Prime factor of 80 = 2 x 2 x 2 x 2 x 5
Common prime factor = 2 x 2 x 5
H.C.F. of 40, 60 and 80 = 2 x 2 x 5 = 20
APPEARS IN
संबंधित प्रश्न
Write all the factors of 36
Write all the factors of 84
Write all prime numbers between 8 and 76
If Pn means prime factors of n, find P6
If Pn means prime factors of n, find P50
Using the prime factor method, find the H.C.F. of 5 and 8
Using the prime factor method, find the H.C.F. of 12, 16 and 28
Find the greatest no. that will divide 93, 111, and 129, leaving remainder 3 in each case.
Find the L.C.M. of the following group of numbers, using
- the prime factor method and
- the common division method
100, 150 and 200
Find the L.C.M. of the following group of numbers, using
- the prime factor method and
- the common division method
14, 21 and 98
