Question

2. The traffic lights at three different road
crossings change after every 10 seconds, 15
seconds and 20 seconds respectively. If they
start changing simultaneously, after how
much time will they change again
simultaneously?
(2 Points)
Enter your answer​

Answer 1

Answer:

The traffic lights at three different road

crossings change after every 10 seconds, 15

seconds and 20 seconds respectively. If they

start changing simultaneously, after how

much time will they change again

simultaneously?

(2 Points)

Enter your answer