A college surveys local business about the importance of students as customers. The college chooses 150 businesses at random from telephone listings. Of these, 68 return the questionnaire. The population being studied is:

Barbara's piano instructors house is 7 1/8 miles from her house. after biking for 1 3/4 miles she stops to rest how much longer does she need to bike to reach her instructor's house

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?