Trains arrive at a subway station every 5 minutes. How many trains would have arrived at the subway station in 30 minutes?

2 answers

30 / 5 = 6 so 6 should be your answer
1st = 0

2nd = 5

3rd = 10

4th = 15

5th = 20

6th = 25

7th = 30

7 trains would have arrived at the subway station in 30 minutes.