Question

David studied for 2 hours 40 min, Mark studied for 40 min and Shelly studied for 1 hour 20 min What is the ratio of the time spent by David, Mark, and Shelly for studies? Write the answer in the simplest form.

Answer 1

Answer:

4:1:2

Step-by-step explanation:

This is your answer

Answer 2

4 : 1 : 2

Step-by-step explanation:

160 : 40 : 140 / 2 = 8 : 2 : 4

8 : 2 : 4 / 2 = 4 : 1 : 2