MA 08 TEST Rational Numbers A SHOW ALL WORK….USE YOUR ANSWER SHEET 1) Mae-Ying bought a package of paper priced at 98 cents and 2 pens priced at $1.49 each. The tax on the entire purchase was 10%. What was the total cost of the items? 2) Fast Runner could run 7 and ¾ miles in 1 hour. At that rate, how many miles could Fast Runner run in 4 hours? 3) 3/5’s of a square is shaded. What PERCENT of the square is NOT shaded? 4) 4.2 + 3.5 + 0.25 + 2 - 0.999 = 5) 9-3 6) 13 ¾ + 6 ⅔ 7) 12 ½ - 4 ¾ 8) Half of a number is 0.25, what is the number? 9) Write the number fifty-one and seven thousandths 10) What is the total price of a $48 item when 9% sales tax is added? 11) How many 2/3 pound hamburgers can be made from 20 pounds of ground beef? 12) 0.605 ÷ 0.5 13) ½ + 1/3 + ¼ - 1/5 14) 2.7 × 0.25 15) 26.9 - 12 + w = 49.25 16) 0.1(0.2)(0.3)(0.4)(0.5) = 17) 4/5 ÷ 0.2 = Complete the table for 18 – 21. Fraction Decimal Percent 2/8 18) ______ 19) _____ 20)____ 0.08 21) ______ Find w. 22) A one-quart container of oil costs $4.50. A case of 12 one-quart containers costs $50. How much is saved PER CONTAINER by buying the oil by the case? 23) What is the average of 24.2, 22.61, and 3.06? 24) A bag contains 3 red marbles, 4 white marbles, and 5 blue marbles. If two marbles are drawn from the bag, what is the probability that a blue marble (not replaced) will be drawn followed by a white marble ? 25) ) A bag contains 3 red marbles, 4 white marbles, and 5 blue marbles. If two marbles are drawn from the bag, what is the probability that a red marble will be drawn (replaced) followed by a white marble ? 26) Evaluate x3 – xy – xy2 if x = 4 and y = 0.4 27) Six times a number is 60 greater than the product of the number and -4. Find the number. 28) 2 ½ ÷ 1 ¼ + 8(0.4) 29) Write 0.0000187 in scientific notation. 30) Students can have 5 different classes first hour, 6 different classes second hour, and 5 different classes third hour. How many different ways can 430 students schedules be arranged? 31) A number cube is rolled. What is the probability a PRIME number comes up? Go to ONE of the FOLLOWING SITES and PRACTICE, EXPLORE, Have fun Mixed Subjects Online Games and Practice http://softschools.com/grades/6th_and_7th.jsp http://www.mathplayground.com/index.html http://quizhub.com/quiz/quizhub.cfm 5th grade and UP Online Quizzes http://softschools.com/quizzes/math/ Algebra Quizzes http://softschools.com/quizzes/algebra/ Pre Algebra http://www.regentsprep.org/Regents/math/ALGEBRA/AOP1/PRatNos.htm Algebra http://www.regentsprep.org/Regents/math/ALGEBRA/math-ALGEBRA.htm