Noah printed a map of a walking trail. The length of the trail is 12 cm. (a) 1 cm on the map represents 2 km on the actual trail. What is the scale factor from the map to the actual trail?
(b) What is the length of the actual trail?

Please help because i have to have this turned in 5:00 PM TODAY!!!

Math each whole number with a rational,exponential expression

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?