Shen started cleaning at 11:51 AM. He finished at 1:29 PM. How long did he clean? hour(s) and minute(s)

Question

asked Dec 16, 2022 39.3k views

1 Answer

Oleksandr Holubenko · Answer 1 · 2022-12-20T02:15:42+0000

Answer: 1 hour 38 minutes

Explanation:

From 11:51 AM to 12:00 PM (noon)

9 minutes

from 12:00 PM to 1:00 PM

1 hour

1:00 PM to 1:29 PM

29 minutes

______________________________

9 minutes + 1 hour + 29 minutes

1 hour 38 minutes