Question

What percent is 40 sec of 3 min​

Answer 1

Step-by-step explanation:

180+40=220

Hope IT helps you

Answer 2

Answer:

Let

2 minutes 24 seconds = (2 x 60 seconds) + 24 seconds = (120+24) seconds = 144 seconds.

1 hour = 60 x 60 seconds = 3600 seconds.

Hence percentage of 2 minutes 24 seconds to one hour = (144/3600) x 100 = .04 x 100 = 4%