Question

Que: 3 Comprises of 6 questions of 3 marks each.
1) Find H.C.F. of 30 and 42.

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Answer 1

Answer:

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Answer 2

Answer:

Factors of 15 (Fifteen) = 1, 3, 5 and 15.

Factors of 35 (Thirty five) = 1, 5, 7 and 35.

Therefore, common factor of 15 (Fifteen) and 35 (Thirty five) = 1 and 5.

Highest common factor (H.C.F) of 15 (Fifteen) and 35 (Thirty five) = 5.