4.3.4. Common Factors and Highest Common Factor (H.C.F.)
Find the HCF of 84 and 28.Show Solution
Find the common factors of the numbers 27 and 90.
Are all the factors of 35 factors of 210?
Find all the factors of the numbers 15 and 87.
Given that the prime factors of one of two numbers are 7, 7 and 13, and the prime factors of the other one are 2, 2, 7 and 13, find their highest common factor.Show Solution
Determine the two numbers whose high common factor is 7?
- A77 and 63
- B28 and 112
- C79 and 68
- D70 and 28