Question

Find the HCF of the following A) 70 and 105 B) 144 and 198

Answer 1

Answer:

7 is the highest common factor for (A) 70 and 105 while 6 is the highest common factor for (B) 144 and 198

Step-by-step explanation:

Answer 2

Step-by-step explanation:

Q1 ) 70 = 2 x 5 x 7

105 = 3 x 5 x 7

HCF = 5 x 7

= 35

Q2 ) 144 = 2 x 2 x 2 x 2 x 3 x 3

198 = 2 x 3 x 3 x 11

HCF = 3 x 3 x 2

= 18