Hello!
We know our denominator is 60, because that is the total amount of cities. Now, we must find our numerator:
3 + 29 = 32
Fraction: 32/60
You can simplify this by dividing both the numerator and denominator by 4:
32 ÷ 4 = 8 60 ÷ 4 = 15
FRACTION (SIMPLIFIED): 8/15