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Take home Math 7 quiz on 3: 1, 2, and 3 Name________________________________ Date __________ Period __________ Complete all questions 1.) Read each statement write “T” if it is TRUE and “F” if it is FALSE. Show your work next to each problem. (y = mx) 2.) A shoe store is having a closeout sale. All the prices are 80% of the original price. The shoes you want originally cost $40. Find the sale price of the shoes. Equation __________________________________________ Substitute __________________________________________ Solve __________________________________________ 3.) You pay $3.50 per gallon including taxes for 15 gallons of gas. Taxes make up 14% of the total cost. How much do you pay in gas taxes? Equation __________________________________________ Substitute __________________________________________ Solve __________________________________________ 4.) Savings bonds pay 1.4% interest. You purchase $750 in savings bonds and hold them for 2 ½ years. Circle the true statement(s). A. I = 1.4% B. P = 750 C. R = 26.25 D. T = 2.5 5.) A basketball player made 88% of 125 free throw attempts. Your friend calculates how many free throws the player made below. Explain the error and find the correct number. Equation __________________________________________ Substitute __________________________________________ Solve __________________________________________ 6.) You buy $2500 of savings bonds at 1.7% interest. How many years will it take for your investment to equal $3000? Round your answer to the nearest whole year. Equation __________________________________________ Substitute __________________________________________ Solve __________________________________________ 7.) Suppose after 15 months you earn $74.80 in interest on an investment that earns 1.6% interest. What was your principal investment? Equation __________________________________________ Substitute __________________________________________ Solve __________________________________________