Math 095 Sample Module Test 2 1) Write as a fraction or as a mixed number. 3 19 % 2) A local business has 10 employees whose monthly salaries are $1550, $1730, $1670, $1110, $1400, $1610, $1860, $1350, $2700, and $5900. Find the mean, median, and mode. Which of these values best represents what the typical person earns? 3) The rent for a large house on a local lake dropped from $2000 to $1300 per month. What percent decrease is this? 4) Find the value of n. Round your answer to the nearest tenth. 5) Find the area of a triangle that has a base of 2 12 yd and a height of 8 19 yd. 6) The grade point averages for eight college students were 1.8, 2.1, 3.6, 2.4, 3.6, 2.4, and 3.0. Find the median value. 7) Joe has $1100 to spend on a new dining room table and chairs. If the sales tax is 4%, how much can he afford to spend on the table and chairs? 8) Two weeks ago the cost to fly from Newark to Miami was $220. The price is now $295. What is the percent increase? 9) Write the mixed number as a percent: 1 15 10) Approximate to the nearest thousandth: 190 11) In his lasagne recipe, Jordan uses 3 cups of marinara sauce for every 8 people. How much sauce will he need to make lasagna for 57 people? 12) Karen paid 31 of her income for federal income taxes. This means that 0.31 of her income was paid for 100 federal taxes. Express this as a percent. 13) The number of tables you waited on at your job over the past 9 days were: 18, 17, 22, 25, 27, 19, 26. Find the median value. 14) Write as a percent: 1 4 15) Find the measure of the complement of a 58 angle. 16) A salesperson’s commission rate is 6%. What is the commission from the sale of $42,000 worth of furnaces? 17) Find the area of the rectangle that has a length of 89 yd and width of 12 ft. (Hint: Make the units of length both yards.) 18) The circle graph shows the number of students at a local college who are enrolled in various majors. Find the ratio of science majors to business majors. 19) The circle graph shows the costs of adding an art studio to an existing building. Find the ratio of the cost of 1 materials to the total remodeling cost. 20) Find the value of n. Round to the nearest tenth: 6 n 9 6. 4 21) Find the perimeter of a scalene triangle whose sides are 46m, 51m, and 48m. 22) The Gonzalez family is building a new house. When finished, the house will cost $247, 500. The price of the house is 10% higher than the price when the original plans were made. What was the price of the house when the original plans were made? 23) Carmella can drive 183 miles on 7 gallons of gas. During spring break, she plans to drive 500 miles. How many gallons of gas will she use? Round to the nearest hundredth. 24) The numbers of customers who were served at a local bakery between 8:00a.m. and 9:00a.m. in the past seven days were as follows: 26, 25, 24, 34, 32, 35, 27. Find the mean. 25) Find the circumference of a circle with diameter 22 cm. Use 3. 14. 26) The line graph shows how the average independent league baseball player’s salary has increased over a 6-year period. Compare the salary in 1999 to the salary in 1997. By how much did the average salary increase from 1997 to 1999? 27) Between 2002 and 2003, the change in the number of reported crimes in the city of Centerville rose 3.5%. Write the percent as a fraction. 28) Write the following decimal as a percent: 1.45 2 29) The captain of the college baseball team achieved the following results: Game 1 Game 2 Game 3 Game 4 Game 5 Hits 0 0 3 1 3 Times at Bat 5 4 6 5 4 Find his batting average by dividing his total number of hits by the total times at bat. Round to the nearest thousandth. 30) Evaluate the square roots first, then add and subtract the results: 324 144 81 31) The last eight bicycles sold at a bike shop cost $214, $689, $215, $269, $215, $214, and $215. Find the mode. ANSWERS: 1) 7 225 3) 35% 8) 34% 13) 22 tables 18) 8 39 23) 19.13gal 7 27) 200 2) mean $2088; median $1640; no mode; median 4) 50.4 9) 120% 14) 25% 17 19) 58 24) 29 28) 145% 5) 10 365 yd 2 10) 13.784 15) 32 20) 4.3 6) 2.7 7) $1057.69 11) 21.4 cups 12) 31% 16) $2520 17) 356 yd 2 21) 145m 22) $225,000 25) 69.08 cm 29) 0.292 26) $300,000 30) 15 31) $215 3

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