Answer:
9
Step-by-step explanation:


9
Answer:
Step-by-step explanation:
2 hours/x speed
2.25 hours/x+5 speed
.25 hours/5 speed
20 mph
20 miles/1 hour
40 miles/2 hours
Answer:
a
Step-by-step explanation:
Answer:
5 days
Step-by-step explanation:
We can use a ratio to solve
12 emails 60 emails
--------------- = --------------
1 day x days
Using cross products
12*x = 1 * 60
12x = 60
Divide each side by 12
12x/12 = 60/12
x =5
It will take him 5 days