Multiple choice Find the H.C.F of 42, 98 and 112. 21 14 7 2 Reveal answer Fill a bubble to check yourself B Correct answer Explanation Factors of 42 = 1, 2, 3, 6, 7, 14, 21, 42 Factors of 98 = 1, 2, 7, 14, 49, 98 Factors of 112 = 1, 2, 4, 7, 8, 14, 16, 28, 56, 112 HCF of 42, 98, 112 is 14