7 th Grade Second Nine Weeks Review # 6 Day 1 Number Operations An astronaut traveled this number of miles during his three space missions. Write the number as a numeral. two million six hundred five thousand twenty-five Algebra The grocery store is having a sale: buy 2 six-packs of soda and get 1 free. One six-pack costs $2.25. Which equation is the correct representation of c, the total cost of 3 six-packs of soda? A = 2c B. c = (2 x 2.25) + 1 C. (c + 2) x 2.25 = 1 D. c = (3 – 1) x 2.25 Geometry & Measurement What is the circumference of a circle? Data, Statistics & Probability In a town of 6,059 people, a pollster asked 50 people living near the railroad tracks if they want the tracks to be moved. Identify the population and the sample. PotpourriJenny bought 7 t-shirts, one for each of her seven brothers, for $9.95 each. The cashier charged her an additional $13.07 in sales tax. She left the store with a measly $7.28. How much money did Jenny start with?

7 th Grade Second Nine Weeks Review # 6 Day 2 Number Operations For each number, tell the value of the underlined digit. A ___________B. 60,259,111 __________ C. 8,328 ____________D _____________ Algebra Evaluate the following expression for x = 9 and y = 12. x – y + 8 Geometry & Measurement If the radius of a circle is 15 centimeters, what is the diameter of that circle? Data, Statistics & Probability In a town of 6,059 people, a pollster asked 50 people living near the railroad tracks if they want the tracks to be moved. Explain why this sample could be biased. PotpourriDennis the Menace is thinking of two numbers. Their greatest common factor is 6. Their least common multiple is 36. One of the numbers is 12. What is the other number?

7 th Grade Second Nine Weeks Review # 6 Day 3 Number Operations Which property is shown here: = 777? Algebra An art teacher had a total of t markers. He gave an equal number of markers to each of 18 students and had 16 markers left over. Which equation should be used to find n, the number of markers each student received? A. t = 18n B. t = 34n C. t =18n + 16 D. t = 16n + 18 Geometry & Measurement If the diameter of a circle is 25 inches, what is the radius of that circle? Data, Statistics & Probability A group of pet owners at a dog show were asked to name their favorite pet. Explain why this sample could be biased. Potpourri List at least 5 different ways to represent the number 35.

7 th Grade Second Nine Weeks Review # 6 Day 4 Number Operations Which property is shown here: 6(a + 7) = 6a + 6(7)? Algebra Draw a number-line which shows the correct representation of the inequality x ≥ 6. Geometry & Measurement Find the circumference of a circle with a diameter of 10 centimeters. Data, Statistics & Probability A car magazine writer wants to write a story about what models of cars people prefer to drive. To gather data for his story, he surveys 300 people who purchased cars from a particular dealership. Explain why this sample could be biased. Potpourri Mr. Hall wrote down his daily black cow root beer float sales for the last week. He had sold 417 floats at $2.20 each. The ingredients for the floats cost $1.13 per float. How much profit did he make last week?

7 th Grade Second Nine Weeks Review # 6 Assessment Day 5 Jenny bought 7 t-shirts, one for each of her seven brothers, for $9.95 each. The cashier charged her an additional $13.07 in sales tax. She left the store with a measly $7.28. How much money did Jenny start with? If the radius of a circle is 15 centimeters, what is the diameter of that circle? In a town of 6,059 people, a pollster asked 50 people living near the railroad tracks if they want the tracks to be moved. Explain why this sample could be biased. An astronaut traveled this number of miles during his three space missions. Write the number as a numeral. two million six hundred five thousand twenty- five Find the circumference of a circle with a diameter of 10 centimeters. Draw a number-line which shows the correct representation of the inequality x ≥ 6. Which property is shown here: 6(a + 7) = 6a + 6(7)? Evaluate the following expression for x = 9 and y = 12. x – y + 8 In a town of 6,059 people, a pollster asked 50 people living near the railroad tracks if they want the tracks to be moved. Identify the population and the sample. A group of pet owners at a dog show were asked to name their favorite pet. Explain why this sample could be biased.