Answer: 3 boxes
Step-by-step explanation:
If each box is 12, 3 Times 12 is 36 plus the 2 for each box gives you 42
Answer:
8
Step-by-step explanation:
8 - 11 = -3 :)
Answer:
6 mph
Step-by-step explanation:
Use formula

where
D = distance
r = rate
t = time
In your case,
D = 12 mi
<u>Dina:</u>
D = 12 mi
r = 8 mph
t = ?
So,

<u>Masha:</u>
D = 12 - 3 = 8 mi
r = ?
t = 1.5 hours
Then
