Question

Find the HCF of the following numbers by factor method.
(a) 7, 18
(b) 12, 30, 54
(c) 70, 14, 35​

Answer 1

Answer:

1. ans1

2. ans 6

3 ans 7

Step-by-step explanation:

in 1. 7=1×7

18=2×9×1

so their common factor is 1

in 2. 12=2×6×1

30=5×6×1

54=9×6×1

so their common factor is 6×1=6

in 3. 70=10×7×1

14=2×7×1

35=5×7×1

so their common factor is 7×1=7