Question

Q.5. solved.
1. 9 minutes 40 seconds
2. 2 year 7 months
3. 4 hours 46 minutes
(Convert in to second)
(Convert in to month)
(convert in to minutes)​

Answer 1

Step-by-step explanation:

1) 1minute= 60 seconds

9 minutes= 9×60

=540+40

= 580 seconds

2) 1years=12 months

2years=12×2=24+7=31months

3) 1hours= 60 minutes

4hours=60×4=240+46=286 minutes

Answer 2

Answer:

1. 9min 40sec

=9(60)+40. (1min=60 sec)

=540+40

=580 sec.

2. 2yr 7 months

= 2(12)+7 (1yr = 12 months)

= 24+7

= 31 months.

3. 4hrs 46 min

= 4(60)+46. (1hr=60min)

= 240+46

= 286 min.