This is quite simple. We will first add the amount of miles walked together.
3.25+5.5=8.75
Then we will divide 175 by the number of miles walked which in this case is 8.75.
Then we get 20 which is the amount of money that his parents donated for every mile that he walked.
Answer:

Step-by-step explanation:
Slope/Gradient = 
P = (-8 , 3) (x1, y1)
Q = (-6 , 2) (x2, y2)
Slope =
=
=
= 
<span>Answer: c
Explanation:-
Given:- Actual height of tower is 1450.
Model height of tower is 24.
To find the ratio of height we divide it (24/1450)
hence the answer is c 12:725</span>
Answer:
400 children tickets and 600 adult tickets.
Step-by-step explanation:
children tickets in total cost=400x2.50
=1000
adult tickets in total cost=600x5.00
=3000
total cost is 4000
(xy^2 + 3z^14)(x^2y^4 - 3xy^2z^14 + 9z^28)