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Co-op Problems . Problem of the Day Grade 8 – Algebra I Mrs. Silvernail. Logic and Reasoning. Each of four neighbors, Amy, Stefan, Elizabeth, and Bryan has a different job (editor, banker, chef, or dentist). From the following clues, determine the job of each neighbor.
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Co-op Problems Problem of the Day Grade 8 – Algebra I Mrs. Silvernail
Logic and Reasoning • Each of four neighbors, Amy, Stefan, Elizabeth, and Bryan has a different job (editor, banker, chef, or dentist). From the following clues, determine the job of each neighbor. • Amy gets home from work after the banker but before the dentist. • Elizabeth, who is the last to get home from work, is not the editor. • The dentist and Elizabeth leave for work at the same time. • The banker lives next door to Bryan.
Problem # 1 Six girls sold the following number of boxes of cookies: 42, 35, 28, 30, 24, 27. What was the average number of boxes sold by each girl? A: 26 B: 29 C: 30 D: 31 Silvernail
Problem # 2 The cost of sending a telegram is 52 cents for the first ten words and 2 ½ cents for each additional word. The cost of sending a 14-word telegram is: A: 62 cents B: 63 cents C: 69 cents D: 87 cents Silvernail
Problem # 3 A stock clerk has on hand the following items: 500 pads worth four cents each 130 pencils worth three cents each 50 dozen rubber bands worth two cents per dozen If, from this stock, he issues 125 pads, 45 pencils, and 48 rubber bands, the value of the remaining stock would be: A: $6.43 B: $8.95 C: $17.63 D: $18.47 Silvernail
Problem # 4 As an employee at a clothing store, you are entitled to a 10% discount on all purchases. When the store has a sale, employees are also entitled to the 20% discount offered to all customers. What would you have to pay for a $60 jack bought on a sale day? A: $6 B: $10.80 C: $36 D: $43.20 Silvernail
Problem # 5 How many square yards of linoleum are needed to cover a floor having an area of 270 feet? A: 24 B: 28 C: 30 D: 33 Silvernail
Problem # 6 If a pie is divided into 40 parts, what percent is one part of the whole pie? A: .4 B: 2.5 C: 4.0 D: 25 Silvernail
Problem # 7 A recipe for 6 quarts of punch calls for ¾ cups of sugar. How much sugar is needed for 9 quarts of punch? A: ⅝ of a cup B: ⅞ of a cup C: 1 ⅛ cups D: 2 ¼ cups Silvernail
Problem # 8 How many yards of ribbon will it take to make 45 badges if each badge uses 4 inches of ribbon? A: 5 B: 9 C: 11 D: 15 Silvernail
Problem # 9 Oil once sold at 42 ½ cents a quart. The cost of 4 gallons of oil was: A: $ 6.50 B: $ 6.60 C: $ 6.70 D: $ 6.80 Silvernail
Problem # 10 A clerk can add 40 columns of figures an hour by using an adding machine and 20 columns of figures an hour without using an adding machine. What is the total number of hours it will take the clerk to add 200 columns of figures if ⅗ of the work is done by machine and the reset without the machine? A: 6 hours B: 7 hours C: 8 hours D: 9 hours Silvernail
Problem # 11 Two rectangular boards, each measure 5 feet by 3 feet, are placed together to make one large board. How much shorter will the perimeter be if the two long sides are placed together than if the two shorts sides are placed together? A: 2 ft B: 4 ft. C: 6 ft. D: 8 ft. Silvernail
Problem #12 1 % of 8 = A: 8 B: .8 C: .08 D: .008 Silvernail
Problem # 13 When 81.3 is divided by 10, the quotient is: A: .0813 B: 0.813 C: 8.13 D: 813 Silvernail
Problem # 14 +1, -1, +1, -1 +1, … and so on, where the last number is +1, has a sum of : A: 0 B: -1 C: +1 D: 2 Silvernail
Problem # 15 If a pane travels 1,000 miles in 5 hours 30 minutes, what is its average speed in miles per hour? A: 181 B: 200 C: 215 D: 191 ⅕ 9 11 Silvernail
Problem # 16 A jacket that normally sells for $35 can be purchased on sale for 2,975 pennies. What is the rate of discount represented by the sale price? A: 5% B: 10% C: 15% D: 20% Silvernail
Problem # 17 Perform the indicated operations and express your answer in inches: 12 feet, minus 7 inches, plus 2 feet 1 inch, minus 7 feet, minus 1 yard, plus 2 yards 1 foot 3 inches. A: 130 inches B: 128 inches C: 129inches D: 131 inches Silvernail
Problem # 18 What is the value of x when 5x = 5 • 4 • 2 • 0 ? A: 6 B: 8 C: 0 D: 1 Silvernail
Problem # 19 A square has an area of 49 square inches. The number of inches in its perimeter is: A: 7 B: 28 C: 14 D: 98 Silvernail
Problem # 20 (3 + 4)3 = A: 21 B: 91 C: 343 D: 490 Silvernail
Problem # 21 A roll of carpeting will cover 224 square feet of floor space. How many rolls will be needed to carpet a room 36’ x 8’ and another 24’ x 9’? A: 2.25 B: 4.5 C: 2.5 D: 4.25 Silvernail
Problem # 22 A library contains 60 books on arts and crafts. If this is .05% of the total number of book on the shelves, how many books does the library own? A: 120,000 B: 12,000 C: 1,200,000 D: 1,200 Silvernail
Problem # 23 A court clerk estimates that the untried cases on the docket will occupy the court for 150 trial days. If new cases are accumulating at the rate of 1.6 trial days per day (Saturday and Sunday excluded) and the court sits 5 days a week, how many days’ business will remain to be heard at the end of 60 trial days? A: 168 trial days C: 185 trial days B: 188 trial days D: 186 trial days Silvernail
Problem # 24 A house plan uses the scale ¼ inch = 1 foot, and in the drawing the living room is 7 inches long. If the scale is changed to 1 inch = 1 foot, what will the length of the living room be in the new drawing? A: 18 in. B: 28 in. C: 30 in. D: 36 in. Silvernail
Problem # 25 A store sold suits for $65 each. The suits cost the store $50 each. The percentage of increase of selling price over cost is: A: 40% B: 33 ½ % C: 33 ⅓ % D: 30% Silvernail
Problem # 26 A man borrowed $5,000 and agreed to pay 11 ½ % annual interest. If he repaid the load in 6 months, how much interest would he pay? A: $2,875.00 B: $5,750.00 C: $287.50 D: $575.00 Silvernail
Problem # 27 After deducting a discount of 30%, the price of a coat was $35.00. The regular price of the coat was: A: $116.67 B: $24.50 C: $50.00 D: $42.00 Silvernail
Problem # 28 Two cars start from the same point at the same time. One drives north at 20 miles per hour and the other drives south on the same straight road at 36 miles per hour. How many miles apart are they after 30 minutes? A: Less than 10 B: Between 10 and 20 C: Between 20 and 30 D: Between 30 and 40 Silvernail
Problem # 29 During his summer vacation, a boy earned $14.50 per day and saved 60% of his earnings. If he worked 45 day, how much did he save? A: $391.50 B: $287.93 C: $402.75 D: $543.50 Silvernail
Problem # 30 The number of cubic feet of soil needed for a flower box 3 feet long, 8 inches wide, and 1 foot deep is: A: 24 B: 12 C: 4 ⅔ D: 2 Silvernail
Problem # 31 The scale of a certain map is 4 inches = 32 miles. The number of inches that would represent 80 miles is: A: 8 B: 12 C: 10 D: 16 Silvernail
Problem # 32 The daily almanac report for one day during the summer stated that the sun rose at 6:14 a.m. and set at 6:06 p.m. Find the number of hours and minutes in the time between the rising and setting of the sun on that day. A: 11 hr. 52 min. B: 12 hr. 8 min. C: 11 hr. 2 min. D: 12 hr. 48 min. Silvernail
Problem # 33 One piece of wire is 25 feet 8 inches long and another is 18 feet 10 inches long. What is the difference in length? A: 6 ft. 10 in. B: 6 ft. 11 in. C: 7 ft. 2 in. D: 7 ft. 4 in. Silvernail
Problem # 34 If a vehicle is to complete a 20-mile trip at an average rate of 30 miles per hour, it must complete the trip in: A: 20 min. B: 30 min C: 40 min. D: 50 min. Silvernail
Problem # 35 A snapshot measures 2 ½ inches by 1⅞ inches. It is to be enlarged so that the longer dimension will be 4 inches. The length of the enlarged shorter dimension will be: A: 2 ½ inches B: 3 inches C: 3 ⅜ inches D: 2 ⅝ inches Silvernail
Problem # 36 An adult ski lift ticket costs twice as much as a child’s. If a family of three children and two adults can ski for $49, what is the cost of an adult ticket? A: $7 B: $10 C: $12 D: $14 Silvernail
Problem # 37 A recipe calls for 1 ½ cups of sugar. It is necessary to make eight times the recipe for a church supper. If 2 cups of sugar equal 1 pound, how many pounds of sugar will be needed to make the recipe for the supper? A: 4 B: 6 C: 8 D: 10 Silvernail
Problem # 38 In the fraction can be replaced by all of the following except: A: 0 B: +3 C: +2 D: -2 1 Δ Δ - 2 Silvernail
Problem # 39 If one pipe can fill a tank in 1 ½ hours and another can fill the same tank in 45 minutes, how long will it take for the two pipes to fill the tank together? A: 1 hour B: ½ hour C: 1 ½ hours D: ⅓ hour Silvernail
Problem # 40 Two cars are 550 miles apart and traveling toward each other on the same road. If one travels at 50 miles per hour, and the other at 60 miles per hour, and they both leave at 1:00 p.m., what time will they meet? A: 4:00 p.m. B: 4:30 p.m. C: 5:45 p.m. D: 6:00 p.m. Silvernail
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