5 and 13 have no factors because they're prime.
420
Five common factors.
1. That is to say, they have no prime factors in common.
Since 5 is a factor of 15, all of its factors are common.
The least common denominator of three fourths and five sixths is twelve.
The least common denominator of five sixths and one fourth is: 12.
Seven and five ARE thirteen is the correct way. Except that seven and five is actually 12!
five
It's not.
Identify at least five factors that affect access and utilization of health care services?
You say Nine and five are fourteen.
Just 1.