At a high school, the length of a class period is 40 minutes. What is the length, in hours, of a class period at the high school?​

40 minutes

2/3 hours

0.667 hour

2,400 seconds

Step-by-step explanation:

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right