Question

[Q.10] a) Find the highest number that can divide 427 & 243 after adding 5 and 9 to them

respectively.​

Answer 1

Answer:

36

Step-by-step explanation:

427 + 5 = 432

243 + 9 = 252

The factors of 252 are: 1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126,   252

The factors of 432 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432

Therefore the highest Common Factor of 432 and 252 is 36