Answer:

Step-by-step explanation:
The distance traveled by Dylan every day is 4.79 miles
Let the number of days he went to school be 
Distance traveled by Dylan in a month is given by

Total number of days Dylan went to school last month is 21
The distance traveled by Dylan last month was 
Answer:
D
Step-by-step explanation:
we construct a perpendicular bisector of line segment AB by intersecting two circles with the same radii
The answer is CD, choice A
The total cost of z apples = a cents
The cost of 1 apple = \frac{a}{z} cent
The cost of w apples = \frac{wa}{z} cents
I think it's B because it contains the highest numbers