Question

how to convert 2mins20 sec in sec and 4mins 60sec,5mis 78sec in sec
what I exactly mean is when there is two times(mins/sec)how to convert please in detail​

Answer 1

Answer:

140 sec and 300 sec and 378 sec

Step-by-step explanation:

1 min is equal to 60 sec.

2 min equal to 120sec.

2 min 20 sec equal to 140 sec.

4 min equal to 240 sec

4 min 60 sec equal to 300 sec

5 min equal to 300 sec

5 min 78 sec equal to 378 sec

Answer 2

Answer:

1) 2min 20sec = 140sec

2) 4min 60sec = 300sec

3) 5min 78sec = 378sec

Step-by-step explanation:

i) convert minutes into sec.

(ie multiply the min no. by 60)

ii) after converting, add this seconds with seconds given ahead of it.

iii) and hence it is done

:)