Sarah climbed 3,900 feet of the way up Pikes Peak and then stopped to rest. After she stops, she continues to climb at a rate of 80 feet per hour for h hours. Which expression indicates her elevation, in feet, h hours after she stops? A. 3,900 + 80 × h
B. 3,900 - 80 × h
C. (3,900 + 80) ÷ h
D. 3,900 ÷ 80 × h

Question 5 spring semester final exam math evaluate

14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a. m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum. how many seats does the larger van have?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.