Question

what is the highest common factor of the set of number 30,45,90

Answer 1

Answer:

I think it's 90.

Because 30 and 45 comes in 90 table.

Answer 2

Answer:

15

Step-by-step explanation:

30=3×2×5

45=3×3×2×5

90=3×3×2×5

Common-5,3

HCF-15