Q: Every year in January, Natalia, the librarian, tidies up the books. She has 145 novels, 271 comics, 419 documentaries, and 209 albums to store. She wants to put these in crates that can hold 9 items. How many crates will Natalia use?
A: Let’s first calculate the total number of items: 145 + 271 + 419 + 209 = 1044 items. Now let’s put the items in the crates: 1044 / 9 = 116 crates. The answer is 116.
Question: Our small city has two buses. Each bus can have a capacity of 1/6 as much as the train, which has a capacity of 120 people. What is the combined capacity of the two buses?
Answer: Every bus has a capacity of: 120 * 1 / 6 = 20 people. Combined, both the buses have a capacity of 20 * 2 = 40 people. The answer is 40.
[Question]Tom is playing a game and gets 10 points for killing an enemy. If he kills at least 100 enemies he gets a 50% bonus to his score. What was his total score if he killed 150 enemies?
[Answer]He gets 150 * 10 = 1500 points. The bonus is worth 1500 * .5 = 750 points. So his total score is 1500 + 750 = 2250 points. The answer is 2250.
Q: Gina's snake eats one mouse every 4 weeks. How many mice will it eat in a decade?
A: First find the number of mice the snake eats each year: 52 weeks / year / 4 weeks / mouse = 13 mice / year. Then multiply the number of mice the snake eats per year by the number of years per decade to find the number of mice it eats per decade: 13 mice / year * 10 years / decade = 130 mice / decade. The answer is 130.
Question: When Spencer jumps rope, he jumps 4 times per minute. He jumps for 10 minutes each session and does 2 sessions each day. How many jumps will Spencer do in 5 days?
Answer: In 1 session he jumps 4 times / minute * 10 minutes = 40 times. In 5 days he does 2 sessions / day * 5 days = 10 sessions. He jumps 10 sessions * 40 times / session = 400 times in 5 days. The answer is 400.
Q: In one of the teacher's meetings, it was agreed that each class will contribute $90 for a school activity. The class of Miss Evans has $14 class funds and they decided to use it to lessen the contribution of each student. If the remaining amount will be divided among 19 students, how much will each student contribute?
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The 19 students will divide equally the remaining $90 - $14 = $76. So, each student will contribute $76 / 19 students = $4 / student. The answer is 4.