4 hours
Because 12 times by 3 is 36 so you times 1 hr and 20 mins by 3
1 hr 20+1 hr 20+ 1hr 20 = 4 hrs
She did 12 questions, and needs to do 36.
36 / 12 = 3, so it will take 3 times as long.
1 hour 20 minutes times 3 = 4 hours.
It will take her 4 hours.
Answer:
4.2 days
Step-by-step explanation:
15*2+x
(* is multiplication)
3a + 2b - a - b =
3a - a + 2b - b =
2a + b
No, but i would like to know who they are