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34.A park shaped like a pentagon has four equal length sides and one unequal side whose length is 35 feet (ft). The perimeter of the park is 195 ft. What is the length in feet of one of the equal sides?
correct answer: 40 difficult degree: 3
35.Sasha has $2.65 in change in her pocket. The $2.65 is made up of one quarter plus an equal number of nickels and dimes. How many nickels does Sasha have in her pocket?
correct answer: 16 difficult degree: 3
36.The number of subscribers to a certain newspaper decreases by about 2,000 each year. In 2010, there were 19,000 subscribers. In what year should the newspaper expect to have approximately 7,000 subscribers?
correct answer: 2016 difficult degree: 3
37.An airplane begins its descent to land from a height of 35,000 feet (ft) above sea level. The airplane's height changes by about −4000 ft every 3 minutes. Rounded to the nearest minute, in approximately how many minutes will the plane land? Assume that the airport runway is at sea level.
correct answer: 26 difficult degree: 3
38.A car driving on a straight path travels about 260 feet (ft) in 3 seconds. Rounded to the nearest second, approximately how many seconds will it take for the car to travel 1 mile (mi) at the same rate? 1 mi=5,280 ft.
correct answer: 61 difficult degree: 3
39.As an object's depth below the surface of a body of salt water increases, so does the pressure acting on the object due to atmospheric and water conditions. The rate at which pressure increases is approximately 11 pounds per square inch (psi) for every increase in depth of 25 feet (ft). The pressure at the surface of the water is 15 psi. Rounded to the nearest foot, at what depth will the pressure acting on the object be 50 psi?
correct answer: 80 difficult degree: 3
40.A piece of wood has a mass of 30 grams (g) and a volume of 40 cubic centimeters (cm3). A second piece of wood has the same density () and a volume of 240 cm3. What is the mass in grams of the second piece of wood?
correct answer: 180 difficult degree: 3
42.A taut string of length 10 inches is plucked at the center. The vibration travels along the string at a constant rate of c inches per millisecond in both directions. If x represents the position on the string from the left-most end, so that 0≤x≤10, which of the following equations can be used to find the location x of the vibration after 0.3 milliseconds?
A.| x -5 | =0. 3
B.∣cx−5∣=0.3
C.| x -0.3 | = 5
D.| x - 10 | =0.3c
correct answer: A difficult degree: 4
43.In the year 2006, the average home price per square foot in a certain county was$98. For each year before or after 2006, the average price per square foot increased by approximately $3.50. In what years could the average home price per square foot be $119?
A.2003 and 2009
B.2002 and 2010
C.2000 and 2012
D.1999 and 2013
correct answer: C difficult degree: 4
44.Oliver mows lawns in his neighborhood. He charges $10 for each regular yard he mows, and he charges an extra $5 for each large yard that he mows. In one week he mowed 6 more large yards than regular yards and made $265. If r represents the number of regular yards that Oliver mowed, which equation best models the situation?
A.10(r+6)+15r=265
B.10(r+6) + 5r=265
C.10r+15(r+6)=265
D.10r + 5(r+6)=265
correct answer: C difficult degree: 4