Question

There are 60 seconds in 1 minute and 60 minutes in 1 hour, then write a

program to calculate how many seconds will be there in 21 hours?​

Answer 1

Answer:

in 21 hours

1hr=60minutes

21*60minutes

1minute=60seconds

21*60*60=75600 seconds

Explanation:

Thus 21 hrs have 75600seconds

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Answer 2

$\huge\red{\mid{\fbox{\tt{Using\: Python\: 3}}\mid}}$

print("Seconds:", (h := float(input("hours: "))) * 3600)

$\large\mathsf\color{lightgreen}useful?\: \color{white}\longrightarrow\: \color{orange}brainliest!$