As an estimation we are told 5 miles is 8 km. 
Convert 60 km to miles.

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Witch represents the inverse of the function f(x)=1/4x-12

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%