Question

Find the greatest number which divides 1055, 756 and 432, leaving the remainders 5, 6 and 7 respectively.

ANSWER-
1055-500=1050
756-6=750
432-7=425

Now, find the HCF by prime factorisation method-

1050= 2✖ 3 ✖ 5 ✖ 5 ✖ 7
750= 2✖ 3 ✖5 ✖ 5✖ 5
425= 5 ✖ 5 ✖ 17
Common is 5, multiply 5 ✖ 5 = 25

Answer is 25...

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Answer 1

it is the right answer

answer is =25

Answer 2

Find the greatest number which divides 1055, 756 and 432, leaving the remainders 5, 6 and 7 respectively.

ANSWER-

1055-500=1050

756-6=750

432-7=425

Now, find the HCF by prime factorisation method-

1050= 2✖ 3 ✖ 5 ✖ 5 ✖ 7

750= 2✖ 3 ✖5 ✖ 5✖ 5

425= 5 ✖ 5 ✖ 17

Common is 5, multiply 5 ✖ 5 = 25

Answer is 25...