What is the ratio of 45 second to 2 hours

1:160

Explanation:

1 hour has 60 minute and every minute has 60 seconds

1 hour has 60 *60 seconds

1 hour has 3600 seconds

2 hours has 7200 seconds

45:7200

9:720*2

1:80*2

1:160

22.5 seconds to every hour

Explanation:

Simply, divide 45 seconds by 2 hours and you will get 22.5 seconds. The ratio would be 22.5 seconds to 1 hour

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