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6 groups of students sell 162 balloons at the school carnival. there are 3 students in each group. if each student sells the same number of balloons how many balloons does each didn’t sell?
Ratios and Proportions
1. How many solutions does the equation have? 2(2x + 5) = 4(x + 3) A. one solution B. infinite solutions C. no solution 2. How many solutions does the equation have? a + 5 = 1/5 (5a + 25) A. one solution B. infinite solutions C. no solution 3. How many solutions does the equation have? 3(4x - 3) - 7x = 5x - 9 A. one solution B. infinite solutions C. no solution 4. Which expressions would complete this equation so that it has infinitely many solutions? 8 + 2(8x – 6) = Choose exactly two answers that are correct. A. 2(4x + 7) B. 9x – 10 C. 16x – 4 D. 4(4x – 1) Match each item in Column A to an answer in Column B. 5. (1 pt) What is the best way to classify each equation? Column A Column B 1. 8x + 24 = 2(4x + 12) A. identity 2. 5x + 18 - x = 2(2x + 8) B. contradiction 3. 7(3x - 2) = 20x - 13 C. neither 4. 3x + 2(x - 10) = 5(x - 4)
Bisectors
There are 150 kangaroos at a wildlife park there are 66 female what percentage is female
Percent Equations
Find the mode of the following set of data. 23. 50. 49. 48. 49. 32. 37. 40. 41. 42. 41. 41. 43 C49 C 41 C 40 2 No mode QUESTION 9. What is the median of the following set of data? 3.4. 5.6, 1.2. 3.4. 9.0. 5.6. 7.8 C 3.4 C 5.6 C7.8 C 9.0
Conversion of Decimals, Fractions, and Percent
A man bought a TV for £300. He had to pay a deposit of 15%. How much did he pay?
Percent Equations
You purchase a shirt for $8.50. There is a 6% sales tax. Your total cost will be A. $8.98 B. $8.55 C. $9.01 D. $13.60
Percent Equations
1. What is the value of the expression 7^–3? A. –21 B. - 1/343 C. 1/343 D. 343 2. What is the value of the expression 1/3^-5? A. 243 B. 15 C. 1/15 D. 1/243 3. What is the value of the expression 2/4^-3? A. 1/32 B. 1/6 C. 128 D. 256 4. What value of k solves the equation? K^-5 = 1/32 k =? 5. What value of m solves the equation? 2^m = 1/8 m =?
Bisectors
25 penaties decreased by 32% is how many penalties
Percent Equations
On a test Eddie solved the equation \( \frac{5}{x-2} - \frac{20}{x^2 -4}=1 \) and found that x = 2 and x = 3. His steps were correct, so why was this answer marked wrong? QUESTION 7. In an elementary school classroom, two students are given the task of cleaning the chalkboard. The first student can clean it by himself in one minute, while the other student takes 20 seconds longer. Which of the following equations can be used to determine how many seconds it would take for both students to clean the chalkboard if they work together? QUESTION 8. Two rectangles are placed inside the other as shown in the figure below. If the ratio of the shaded area to the white area is I. what is the value of x?
Fractions
What two numbers multiply to get -48 and add to get 2
Various Tasks
What two numbers multiply to get -36 and add to get 9
Various Tasks
What is 3 tenths more than 8.154? What is 2 and 2 tenths more than 1.425? Explain
Ratios and Proportions
Hank needs to save $150, if he saves $12 per week, what is the least number of weeks he needs to save?
Various Tasks
A cylindrical pressure vessel has a height of 9 feet and a diameter of 6 feet. How much gas can the pressure vessel hold when full?
Various Tasks
What is 18 + 46 divided by 6
Various Tasks
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