Question

Find the HCF of 70, 105 and 140.​



pls asap

Answer 1

Step-by-step explanation:

70=2*2*3*5

105=5*3*7

140=2*2*5*7

so comman factors are 5*7 there fore HCF=35

Answer 2

Step-by-step explanation:

Factor of 70- 1,2,5,7,10,14,35,70

Factorof 105- 1,3,5,7,15,35,105

Factor of 140- 1,2,4,5,7,10,14,20,28,35,70,140

Common factors of 70,105 and 140- 1,5,7 and 35

So, HCF of 70, 105 and 140 = 35