Answer:
Question 2
x is approximately 15.038 or 15 days
Question 3
$3.41
Question 4
31.1
Step-by-step explanation:
Question 2
5.2 km/1 day =78.2 km/x days
Multiply both sides by x
5.2x=78.2
divide by 5.2
x is approximately 15.038
or 15 days
Question 3
350-(262.94+83.65)
$3.41
Question 4
22(1.3)+2.5
31.1 m
It's multiplying by 2 each time 10 x 2 = 20, 20 x 2 = 40, 40 x 2 = 80.
Answer:

Step-by-step explanation:
<u><em>Distance between two points:</em></u> Distance between two pints
is given by

Distance between 

I think first 80 and second 90