CBEST Math Prep Exam

A bag of assorted candy contains 11 peppermints, 8 chocolates, 13 gumdrops, and 9 licorices. Amy randomly takes a gumdrop from the bag and eats it. What is the probability that the next candy she takes from the bag will be a gumdrop or a peppermint? A. 23/40 B. 13/20 C. 24/41 D. 1/3 E. 1/5 - correct answersA, don't forget to subtract the piece(s) eaten Kim is in the tenth grade and take a standardized science test. Use his test scores below to answer the question that follows. Raw score: 72 Percentile: 88 Stanine: 8 Grade Equivalent: 12.1 Kim's test scores indicate that: A. he scored as well as or better than 72 of the test takers. B. 28% of the test takers scored better than he did. C. he would perform adequately in a twelfth grade science class. D. he scored as well as or better than 88% of the test takers. E. he answered 72% of the questions correctly - correct answersD Bill is in the 8th grade and takes a standardized math test. Use his test scores below to answer the question that follows. Raw Score: 62 Percentile: 90 Stanine: 8 Grade Equivalent: 11 Bill's test scores indicate that: A. He scored as well as or better than 62 of the test takers. B. 10 test takers scored better than he did. C. He should be promoted to an 11th grade math class. D. His stanine score is average when compared to his peers. E. He scored as well as or better than 90% of the test takers. - correct answersE Jane is one of 50 students to take a standardized math test that includes 100 multiple choice questions. If she has the highest score of any student with a raw score of 87, what is her percentile score? A. 50 B. 80 C. 87 D. 95 E. 99 - correct answersE Below, the standard addition algorithm is being used to add three two-digit numbers. 4z 27 +x5 = y14 If x, y and z each represent a different digit from 0 to 9, what is the value of (x)(y)(z)? A. 114 B. 15 C. 8 D. 7.6 E. 12 - correct answersC Erin starts with the number 4, adds -3, then subtracts -4. What is the result? A. 5 B. 3 C. -7 D. -3 E. 11 - correct answersA Mike asks Billy to help him run his lemonade stand. He'll either pay him 2/5 of 1/2 of the stand's profits, or 1/3 of 3/4 of the stand's profits. Which should Billy choose to maximize the amount he will earn, and by what amount will his earnings be increased? A. Billy should choose 1/3 of 3/4; he'll earn 1/15 more. B. Billy should choose 1/3 of 3/4; he'll earn 1/20 more. C. Billy should choose 2/5 of 1/2; he'll earn 1/15 more. D. Billy should choose 2/5 of 1/2; he'll earn 1/20 more. E. It doesn't matter; either way, Billy will earn exactly the same amount. - correct answersB Jill decides to move her fish from a 20 gallon aquarium to a 50 gallon aquarium. She added 3 tablespoons of salt to her old aquarium. If she wishes to maintain to same salinity level, how many tablespoons should she add to her new aquarium? A. 7 1/2 B. 8 1/2 C. 6 D. 3 E. 10 1/2 - correct answersA At Alan's Produce, all produce is 20% off on Tuesdays. If a head of lettuce is normally $2.50, how much would it cost on Tuesday? A. $2.00 B. $2.25 C. $2.75 D. $1.75 E. $1.80 - correct answersA A sporting goods store is offering a 10% discount on in-line skates that normally cost $110.99. How much will the in-line skates cost with the discount, not including tax? A. $ 99.89 B. $ 99.99 C. $100.99 D. $109.88 E. $122.09 - correct answersA Add the following: 0.32 + 12.965 + 1.1 A. 13.285 B. 67.123