20. 11. In printing an article of 48,000 words, a printer decides to use two sizes of type. Using the larger type, a printed page contains 1,800 words. Using smaller type, a page contains 2,400 words. The article is allotted 21 full pages in a magazine. How many pages must be in smaller type?
21. 12. The hours of daylight and darkness in SEPTEMBER are nearest equal to the hours of daylight and darkness in:
23. 13. Three individuals form a partnership and agree to divide the profits equally. X invests $9,000, Y invests $7,000, Z invests $4,000. If the profits are $4,800, how much less does X receive than if the profits were divided in proportion to the amount invested?
24. 14. Assume the first two statements are true. Is the final one:
28. 15. A boy is 17 years old and his sister is twice as old. When the boy is 23 years old, what will be the age of his sister?
29. 16. A physical education class has three times as many girls as boys. During a class basketball game, the girls average 18 points each, and the class as a whole averages 17 points per person. How many points does each boy score on average?
30. 17. Randolph has 8 ties, 6 pairs of pants, and 4 dress shirts. How many days could he possibly go without wearing the same combination of these three items?
31. 18. John is a mechanic. He makes $8.50 an hour, plus $3 extra for every oil change he performs. Last week he worked 36 hours and performed 17 oil changes. How much money did he make?
32. 19. A box of staples has a length of 6 cm, a width of 7 cm, and a volume of 378 cm cubed. What is the height of the box?
33. 20. Arnold is about to go on a 500-mile car trip. His mechanic recommends that he buy a special highway engine oil that will save him 50 cents in gas for every 25 miles of the trip. This new oil, however, will cost $20. Is it worthwhile for Arnold to buy the oil if he has a coupon for $4 dollars off the price?
35. 22.) If a cup of pancake mix makes 2 pancakes, how many pancakes can be made with 3 cups of pancake mix?
36. 23.) An airplane travels 100 miles per hour. How long will the airplane take to travel 300 miles?
37. 24.) A gallon of gas costs $2.50. How many gallons of gas can be purchased with $5?
38. 25.) A 10 year old Ford truck has 100,000 miles on the engine when the transmission fails on the truck. There are two replacements available- one transmission will last for 20 years, or 50,000 miles, and the other transmission will last for 8 years, or 75,000 miles. Given the current average yearly mileage on this truck, which transmission would last the longest?
39. 26.) A rocket engine that takes off from earth burns 10,000 pounds of fuel in 15 minutes, and is able to lift 20,000 pounds total for that time period (including the rocket fuel itself). If a payload that weighs 20,000 pounds is needed to be transported for one hour, and unused rocket engines are dropped in stages after their fuel has been exhausted, how many rocket engines must be used to transport the payload for that time period?
40. 27.) How many of the five pairs listed below are exact duplicates?
100. 44.) Last year, 12 out of 600 employees at a service organization were rewarded for their excellence in customer service, which was ____ of the employees.
102. 45) Jose’s monthly parking fee for April was $150; for May it was $10 more than April; and for June $40 more than May. His average monthly parking fee was ____ for these 3 months?
104. 46) A featured product from an Internet retailer generated 27, 99, 80, 115 and 213 orders over a 5-hour period. Which graph below best represents this trend?
108. 48) If the first two statements are true, is the final statement true?Sandra is responsible for ordering all office supplies.Notebooks are office supplies.
124. 25.) The 8 year lifespan transmission will last the longest, assuming that the mileage per year rate does not change.
125. 26.) 30 rocket engines are required. The first stage consists of 16 rockets, the second stage is 8 rockets, the third stage is 4 rockets, and the final stage is 2 rockets.