Question

10 min 10 s + 20 min 20 s​

Answer 1

Answer:

10 min+20min = 30min

10s+20s = 30s

30 min 30s

or 30.5 min

or 1830s

hope this helps

Answer 2

Answer:

30 min 30 sec

Step-by-step explanation:

   10 min 10 s

+ 20 min 20s

__________

 30 min 30 s