Question

3 hrs : 45 mins ratio and full ans​

Answer 1

firstly convert 3 hours into minutes 1 hour is equals to 60 minutes 3 hours equals to 180 minutes

45:180

45/180

1:4 ans

Answer 2

Answer:

4/1

Step-by-step explanation:

1h = 60min

3hr = ?

180min

now 180/45

4/1