Answer: 11
Step-by-step explanation:
For us to know the greatest number of teams coach thompson can make, we have to find the highest common factor for 77 and 99. This will be:
77 = 1, 7, 11 and 77
99 = 1, 3, 9, 11, 33 and 99.
Therefore, we can see that 11 is the highest common factor to both and this is the answer
