It will take 9 minutes and 20 seconds.
There's 120 seconds in 2 minutes and divide it by 3 seconds you'll get 40 seconds for each photographs. 40*2=80
Answer:
0.2
Step-by-step explanation:
2/10 or 1/5 if you want it simplified
9/10 is basically 9 and 7/10 is 7 so 9 - 7 is 2 and we need to add the /10 back so it's 2/10 or 1/5