Lets find the rate of change.
1/0.5 = 2
5/2.5 = 2
Therefore, we know that the rocket travels at a speed of 2 miles per minute.
Answer: 2 miles per minute
If they drive an average of 60 miles per hour the last day it will take them 2.5 hours.
4 hours at 60 miles per hour = 4*60 = 240 miles
6 hours at 65 miles per hour = 6*65 = 390 miles
This is a total of 630 miles. There are 780-630=150 miles left; if they average 60 miles per hour, that would be 150/60 = 2.5 hours.
0.75 + 0.50 = 1.25 = 1 and 1/4
Answer: B and D
Step-by-step explanation:
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He sold 16 in the morning
he sold 12 in the afternoon
he sold 32 in the evening
he sold 60 in total