Hello! I am happy to help you.
What you do for this problem is you take the total distance and divide by the times traveled.
1182 / 12 = 98.5.
The trail is 98.5 km long.
Hope this helps.
Using the formula for the circumference of a circle:
2 x 100 x 3.14=628ft
Whole package weighs 20pounds
1.65 = 5pounds
0.12 = extra pound
3.45 - 1.65 = 1.80 : 0.12 = 15pounds
Adding up 15pounds and the first 5 pounds equal 20 pounds
Before Tax Price: $46.00
Sale Tax: 3.50% or $1.61
After Tax Price: $47.61