75 is one half the sum of 142 and 8
The total travelled for the first five hours eould be 450 km and divided by three leaves 150 km per 1/5 of his journey. travelling at 75 km per hour, it would take 4 hours to get through the remaining 300 km for him trip leaving a total time of 9 hours of traveling
I think it is 0 because I googled it.
Answer:
Step-by-step explanation:
Area of a sphere is 
let d be the diameter of the moon and D be the diameter of the earth
d = 1/4 D
Area of Earth = 
Area of moon = 

<span>your answer is (5 + t)(-5 + t)</span>