6 th Grade Semester 2 Review 1) It cost me $18 to make a lamp, but I m selling it for $45. What was the percent of increase in price?

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1 6 th Grade Semester 2 Review 1) It cost me $18 to make a lamp, but I m selling it for $45. What was the percent of increase in price? 2) Tom's weekly salary changed from $240 to $288. What was the percent of change? 3) Y( 2, 6) Go up 2, right 4, and up 2 more. Quadrant: ; Point: Y(, ) 4) Z(0, 5) Go left 2, up 3, right 4, and down 5. Quadrant: ; Point: Z(, ) Use the following situation to answer #s 5 8: A food service worker earns $12 per hour. 5) Identify the independent variable: Identify the dependent variable: 6) Create a table representing this relationship 7) Write an equation representing this relationship 8) Show this relationship on the graph below. 9) For the table below, write an equation that expresses y in terms of x.

2 6 th Grade Semester 2 Review The Hall Family is renting a banquet hall for their son s wedding. The rectangular tables are arranged in rows as shown below. 10) Which of the following representations of the number of tables, t, and the number of chairs, c, will allow Mrs. Hall to determine the number of chairs to use based on the number of tables? III. cc = 4tt + 2 I. II. Solve each equation or inequality and graph the solution. Show your step representing the balance. d 11) = ) d 20 = 24 13) 36 = 6n 14) n ) 11a > 121 First, use the Distributive Property, then Combine Like Terms to simplify each expression. 16) 2(3kk + 4) 7 18) 3p + 3( 8 + 4p) 17) mm + 3(mm + 4) 19) 2 + 5(1 2x)

3 Identify the property 20) = 1 22) 2( b c ) = 2b 2c 6 th Grade Semester 2 Review 21) ab = ba 23) 3 + ( ) = ( ) + 1 For questions 24 26, tell whether the angle measures are those of a triangle. 24) 22, 33, ) 82, 78, 20 26) 95, 12.5, ) Use the diagram below to find x and y For questions 28 29, determine whether the set of numbers is a triangle. 28) 58, 13, 50 29) 6.4, 3.8, 10 For questions 30 31, write the inequality which would describe the least and greatest possible lengths of the third side of the triangle, given the two sides listed. 30) 17 and 25 31) 5 and 13 Order the angles from smallest to largest based on the side lengths. List the sides in order from least to greatest based on the angles. 32) 33)

4 Find the area of the 2D shape. 6 th Grade Semester 2 Review 36) 34) 35) 37) Juan has a box that is filled with toys. The box is 2 1 feet long, 8 feet wide, and 3 1 feet high. What is the 2 4 volume of the box? 38) The PALS are packing toys in to boxes to send to Santa s Exchange for local children. The dimensions of each box are 12 inches high, 24 inches long and 10 inches wide. If the PALS have four boxes available to pack, what is the total amount of space available for all of the toys? 39) What is the range of the data represented in the box plot? 40) What is the IQR of the data represented in the box plot? 41) What is the median of the data represented in the line plot below?

5 The following table represents the results of a class survey on favorite shirt color. Shirt Color Frequency Blue 8 Red 7 White 4 Other 1 42) What is the relative frequency of each of the responses? 6 th Grade Semester 2 Review 43) The histogram represents the heights of the players on the local college basketball team. Is the statement More than 1 of the players are 79 inches 2 tall or less true? The dot plots below show the percentages of students who dropped out of school at each high school in a large urban district. The district implemented a Be Cool Stay In School Program in 2011 and recorded their drop-out rates to determine the effectiveness of the program. 44) Which statement about the percentage of high school drop-outs is not supported by the data? a) Both school years percentages of high school drop-outs appear to be skewed right. b) The school year percentages of high school drop-outs have a slightly larger spread than the school year percentages of high school drop-outs. c) The median percentage of high school drop-outs for the school year was 3 percentage points less than the median percentage of high school drop-outs for the school year. d) Most of the data for both school years had less than 18% of student drop-outs.

6 6 th Grade Semester 2 Review 45) Seth s bank charges $5 a month to maintain a checking account and $0.50 for each check Seth writes. Last month, Seth paid a total of $6.50 in checking account fees. How many checks did he write? 46) Patty has a checking account at a local bank. The monthly checking fee is $10, including any checks she writes. Nonbank ATM withdrawals cost $2. At the beginning of the month, Patty s checking account balance is $700. She deposited $300 from her job and withdrew $20 in cash from a nonbank ATM. She wrote a check for $100 to a local charity. What is her checking account balance at the end of the month? 47) Myra has been at her job for 3 months. She earns $2,500 per month. She has made 3 late payments on her student loan and 2 late payments on her credit card. Which of the following is most likely her credit score? a) 800 b) 750 c) 690 d) ) Joaquin is going to a college where the cost for one year is $11,000. He has a scholarship worth $5,000. He earns $200 a week at his job. How many weeks does he need to work to pay for 50% of the remaining amount? 49) The annual median income for a registered nurse is $65,000. The annual median income for a registered dietitian is $54,000. Over 20 years, how much more than a registered dietitian can a registered nurse earn? 50) Dennis bought a new sweater. He paid for the purchase at the end of the month, after receiving a monthly bill. Did he use a debit card or a credit card?