How many of the positive factors of 25 , 15 and how many common factors are there in numbers?
How many of the positive factors of 25 , 15 and how many common factors are there in numbers?
Answer/Solution
2
Steps/Work
factors of 25 - 1, 5, and 25
factors of 15 - 1 , 3, 5 and 15
Comparing both, we have three common factors of 45,16-2
Answer B
factors of 15 - 1 , 3, 5 and 15
Comparing both, we have three common factors of 45,16-2
Answer B