Abus on a regular schedule takes 3 1/4 hours to reach its destination. the express bus takes 2 1/2 hours to make the same trip. how much travel time can be saved by taking the express?
a. 2 hours
b. 3/4 hour
c. 1 1/4 hours
d. 5 3/4 hours

Do u just plot the numbers on the graph like (1,

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

Shannon drove for 540 minutes. if she traveled 65 miles per hour,how many total miles did she travel?