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Final Math Exam (2 hour limit) - Speech or Presentation Example

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If the average weight of a herring is 3.2 oz., estimate how many herring a killer whale would eat in a day if he eats about 14,000 lbs of herring per month (assume 30 days in the month)? (Round to the nearest whole number) 
Two walls are in the shape of a trapezoid with bases…
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Final Math Exam (2 hour limit)
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Question of 25 4.0 Points Find the distance between the given points. (0,5) and 3,-7). Give your answer to the nearest hundredth. . Question 2 of254.0 PointsIf the average weight of a herring is 3.2 oz., estimate how many herring a killer whale would eat in a day if he eats about 14,000 lbs of herring per month (assume 30 days in the month)? (Round to the nearest whole number) Question 3 of 254.0 PointsTwo walls are in the shape of a trapezoid with bases that measure 12 feet and 28 feet and a height of 12 feet.

You wish to wallpaper the two walls. One roll of wallpaper will cover 40 square feet. How many rolls of wallpaper should you purchase?  Question 4 of 254.0 PointsA 120 ft bridge is divided into three sections for construction. The first section is twice as long as the second section. The third section is three times as long as the second section. What is the length of the longest section (in ft)?  Question 5 of 254.0 PointsSolve the equation for x: 3(x-4) = 4 - 2(x+2)A. 12/5B. 4C. 2/3D. 14/5E.

3Question 6 of 254.0 PointsA right triangle has a height of x, a base of 5 and a hypotenuse of 13. Solve for x.A. 12B. 18C. 8D. 21Question 7 of 254.0 PointsWhich is a factor of x2- 14x + 48?A. x + 8B. x - 8C. x - 4D. x + 6E. None of the aboveQuestion 8 of 254.0 PointsA study of American lawyers in a local Midwestern city shows that their average salary is normally distributed with a mean of $100,000 and a standard deviation of $5,000. What is the salary level above which you can expect to find approximately 2.

5% of the lawyers?A. $100,000B. $110,000C. $120,000D. $140,000Question 9 of 254.0 PointsIf x is the number of days elapsed, the supply of a certain item is y = 3x + 8 If demand is given by y = 4x, in how many days will supply equal demand?A. 12 daysB. 8 daysC. 10 daysD. 6 daysQuestion 10 of 254.0 PointsCalculate the circumference of a circle whose diameter is 15.5 cm. Use pi = 3.14.A. 24.335 sq cmB. 188.596 sq cmC. 48.67 sq cmD. 18.64 sq cmQuestion 11 of 254.0 PointsFind all solutions (if possible): -4x -y + 2z = -6 -x +2y + 3z = -5 2x -4y - 3z = -5A.

(-4,-1,-6)B. (-2,4,-5)C. (4,-5,-2)D. (-1,-6,-4)E. inconsistentQuestion 12 of 254.0 PointsSolve the equation for x: -1/6x = 24A. -4B. 36C. -144D. 576E. -6Question 13 of 254.0 PointsThe compound interest of $1000 at 9% for 20 years if calculated continuously.A. $5930.15B. $6049.65C. $5260.25D. $3290.66Question 14 of 254.0 PointsThe highest recorded shorthand speed was 300 words per minute for 5 minutes with an accuracy of 99.64 percent. How many errors were made?A. 90B. 1C. 5D. 50Question 15 of 254.

0 PointsJohn Jones buys a flat screen TV costing $1200. He pays $200 down and finances the balance at 15% add-on interest, to be repaid in 18 monthly installments. Find the finance charge.A. $175B. $150C. $125D. $100Question 16 of 254.0 PointsFind the prime factors of 182A. 2, 7, 13, 1B. 1, 182C. 13, 14D. 2, 7, 13Question 17 of 254.0 PointsAn urn contains 5 white balls and 3 black balls. Two balls are drawn at random from the urn. What is the chance that both balls are white?A. 5/14B. 5/8C. 3/5D.

3/8Question 18 of 254.0 PointsWhat is the height of a triangle of area 70 square inches if its base is 20 inches?A. 3.5 inchesB. 14 inchesC. 7 inchesD. 5 inchesQuestion 19 of 254.0 PointsFind the distance between the points: (2,0) and (3,-3).A. 3.16B. 10C. 34D. 5.83Question 20 of 254.0 PointsNatasha Gargarin paid $195 interest on a $2000 purchase. If she made 12 equal monthly payments to pay off the account, what was the APR for this purchase?A. 16 1/2% (that is, 16.5%)B. 17%C. 17 1/2% (that is, 17.5%)D. 18%Question 21 of 254.

0 PointsSolve the equation for x: 7(x-5) = 2(x+3) - xA. 41B. 41/6C. -41/6D. 37/6E. -11Question 22 of 254.0 PointsThe difference between simple interest and compounded interest is the rate at which each is charged. A. True B. FalseQuestion 23 of 254.0 PointsWhen interest is compounded, the interest is calculated not only on the original principal but also on the earned interest. A. True B. FalseQuestion 24 of 254.0 PointsThe solution to the following system of equations is (0, 5). 4x - 5y = 20 2x + 3y = 10 A. True B. FalseQuestion 25 of 254.

0 Points4/5 written as a percent is 80%A. YesB. No

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