Question

In one building, an elevator takes 15 seconds to go up 5 floors.

In another building, an elevator goes up for 60 seconds at the
same rate. How many floors did the elevator in the second
building travel?

Answer 1

20 floors

Explanation:

15 sec to go up 5 floors is climbing one floor every 3 seconds

3 sec x 20 = 60 seconds

1 fl x 20 = 20 floors