Question

By which of the greatest number these numbers 210, 315, 147 and 168 can be divided

Answer 1

Answer:

Step-by-step explanation:

H.C.F of 210,315,147,168 will be the largest number which divides these numbers.

Prime facyorization of:

210=2×3×5×7

315=3×3×5×7

147=3×7×7

168=2×2×2×3×7

HCF is 7.

Hence 7 is the largest number which divides 210,315,147 and 168.

Answer 2

Answer:

21

Step-by-step explanation:

prime factorization

210=7*3*2*5

315=7*3*3*5

147=7*3*7

168=7*3*2*2*2

so HCF is 21

the largest number is 21.