Answer:
Jane drives at an average speed of 45 mph on a journey of 135 miles. How long ... by speed. 135 miles ÷ 45 mph = 3 hours ... of 8 mph. If he cycles for 6½ hours, how far does he travel? ... in 4 hours. (a) What is her average speed for the first part of the journey? ... (a) What is average speed of the car in miles per hour? mph.
Step-by-step explanation:
we know that
The formula to calculate the slope between two points is equal to

in this problem we have

substitute in the formula



therefore
<u>the answer is the option A</u>

Answer:
1 3 0 2
4 5 2 0 8
− 4
1 2
− 1 2
0 0
− 0
0 8
− 8
0
Step-by-step explanation:
Answer:
500-437=64
64/x= amount of miles per day
Step-by-step explanation:
The 1st one is the right answer