Question

express in second. (1) 3 minutes 15 seconds and (2) 5 hour 2 minutes 5 second​

Answer 1

Answer:

1)_3×60=180

180+15=195

2)5×60=300 min

300×60=18000s

• 2×60=120s
• 5s
• 18000+120+5=18125
• 18125s