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The product of a number and – 7/10 is 1/2 . What is the number? -5/7 5/7 -7/20 7/20

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A store had 100 t-shirts. Each month, 30% of the t-shirts were sold and 25 new t-shirts arrived in shipments. Which recursive function best represents the number of t-shirts in the store, given that f(0) = 100? CHOICES: A. f(n) = f(n − 1) ⋅ 0.3 + 25, n > 0 B. f(n) = 100 − f(n − 1) ⋅ 0.3 + 25, n > 0 C. f(n) = f(n − 1) ⋅ 0.7 + 25, n > 0 D. f(n) = 100 − f(n − 1) ⋅ 0.7 + 25, n > 0

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The graph shows the temperature of ice cream in an ice chest during an overnight trip. What is the domain of this function? The domain is negative 10 through 30. The domain is all integers from negative 10 through 30. The domain is all real numbers 0 through 30. The domain is all integers from 0 through 30.

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Gino is buying wood screws at the corner hardware store. The table shows different numbers of bags of screws and their corresponding prices. According to the table, the relationship between the number of bags and the price is: a) proportional b) not proportional

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Wade needs to solve the problem 1 5/8 x – 2 1/2 = -11 4/5. He is not sure what to do first, so he rounds the numbers to take a look at a simpler problem. The equation he writes is 2x – 3 = -12. From this, he can see that he should start solving the original equation by _____. adding 11 4/5 to both sides of the equation subtracting 2 1/2 from both sides of the equation adding 2 1/2 to both sides of the equation dividing both sides of the equation by 1 5/8

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Rewrite 11/15 as a decimal number. Round to the nearest thousandth. 1.363 1.364 0.733 0.734

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What is the solution to the linear equation? 2/3x –1/2 = 1/3 +5/6 x A. x=-5 B. x= – 1/6 C.x= 1/6 D. x=5

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Compare and contrast the methods you can use to multiply a whole number and a decimal

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Find 5/6 of – 4/15. -9/21 -2/9 -2/3 1/21

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The rest is sin and 85 pairs of numbers 34428 and 85, 27097 and 54 725 and 57 37.

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Two numbers have prime factorizations of 2^ 2 • 3 • 5 and 2 • 3^ 2 • 5. Which expressions will give the greatest common factor and the least common multiple? GCF 2 • 3; LCM 2 • 3 • 5 GCF 2^2 • 3^2; LCM 2^2 • 3^2 • 5^2 GCF 2 • 3 • 5; LCM 2^2 • 3^2 • 5 GCF 2^2 • 3^2 • 5; LCM 2 • 3

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How many times does 1/4 go into 13 3/4?

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Deborah playlist on her mp3 player had a variety of songs on it. She had 21 country songs, 18 alternative songs, 16 pop songs, and 18 rock songs. Use the bar diagram to write and evaluate two numerical expressions to represent the total number of songs on Deborah mp3 player. 21 songs. 18alternative songs. 16 pop songs. 18 rock songs. Write and evaluate an expression using only addition

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Jada, Nicholas, Nita, and Calvin shared $60. Jada received 1/2 of the total amount of money Nicholas, Nita, and Calvin received. Nicholas received 2/3 of the total amount of money Nita and Calvin received. Nita received 3 times as much as calvin. (a) how much money did jada receive? (b) how much more money did nicholas receive than calvin?

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You downloaded a video game to your computer. You have a 60-minute free trial of the game. It takes 5 minutes to set up the game and 7 minutes to play each level. You want to find out how many levels you can play for free. Let l represents the number of levels played. Write an inequality to determine the number of levels you can play in 60 minutes.

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Raisins sell for $3.50 per pound, and granola sells for $5.90 per pound. Terri bought some raisins and some granola. The total weight was 2.1 pounds and cost $8.79. Let r represent the number of pounds of raisins Terri purchased. Which expression represents the number of pounds of granola she purchased? A. 2.1 – r B. 2.1r C. r + 2.1 D. r – 2.1

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Shirabi spent $208 on a sewing machine to make purses. She spends a total of $10 on thread, fabric, and accessories for each purse and plans to charge $36 for each purse. The equation represents her break-even point, when x represents the number of purses sold. 208 + 10x = 36x How many purses must she sell in order to break even? 5 6 7 8

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Christopher is a graphic designer who creates business websites. It takes him 2.4 hours to complete one website page. He finds out about a new software program that will cut his time in half for completing one page, but it will take him 15 hours to learn the new program. Which equation can be used to find the number of website pages, x, that Christopher needs to create so that his time spent using the new program will be the same as his current time?

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An outdoor swimming pool cost $8 per day to visit during the summer. There is also a $25 yearly registration fee. Is the total cost proportional to the total number of days visited ?

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I NEED HELP PLEASE ON THIS QUestION Mrs. Morton has a special reward system for her class. When all her students behave well, she rewards them by putting 3 marbles into a marble jar. When the jar has 100 marbles or more, the class has a party. Right now, the jar contains 24 marbles. Let r represent the number of additional times the class is rewarded. Write an inequality to determine how many more times the class needs to be rewarded in order to earn a party. What is the minimum whole number of times they need to be rewarded so they can have a party? times

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What is 125×9 + 64y12 written as a sum of cubes? (25×3)3 + (4y4)3 (5×3)3 + (16y4)3 (25×3)3 + (8y4)3 (5×3)3 + (4y4)3

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In one study, it was found that the correlation coefficient between two variables is 0.97. Which is true? There is a weak positive association between the variables. There is a weak negative association between the variables. There is a strong negative association between the variables. There is strong positive association between the variables.

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What number is 32% of 75? Which of the following equations could be used to solve the problem? n = 0.32(75) 0.32n = 75 n = 75 ÷ 0.32

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The quotient of two numbers is negative. It must be true that _____. A. neither number is negative B. one of the numbers is negative C. both of the numbers are negative

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A function of the form f(x) = mx + b, where m and b are real numbers, is called a _____ function. Example: f(x) = 6x – 5

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Which pair of numbers have a GCF of 7? Choose all answers that are correct. A. 21 and 3 B. 7 and 14 C. 7 and 1 D. 28 and 7

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Write the inequality represents the verbal expression- All real numbers less than 69

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Write 6.8 as a mixed number

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Trip walks a total of 12 miles to and from school each week. Lindsey rides her bike a total of 56 miles to and from school each week. Use the greatest common factor and the distributive property to complete the equation, and find the total number of miles Trip and Lindsey travel to and from school each week. (3 + ) =

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According to the Wall Street Journal, 14,200,000 videotape copies of Walt Disney’s Fantasia have been sold to date. Write that number in scientific notation. A. 1.42 × 10^7 B. 1.42 × 10^6 C. 142 × 1,000,000 D. 142 × 10^7

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