percents geometry algebradataratios 100 200 300 400 500 400 300 200 100 500 400 300 200 100 500 400...
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PercentsGeometry Algebra Data Ratios
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Geometry – 100 Points
QUESTION:
•What is a plane?
ANSWER:
•A plane is a perfectly flat surface that extends forever in all directions.
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Geometry – 200 Points
QUESTION:
•Classify a square.
ANSWER:
•Squares, rectangles, rhombuses, parallelograms, quadrilaterals.
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Geometry – 300 Points
QUESTION:
•What is an image?
ANSWER:
•An image is a figure resulting from a transformation.
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Geometry – 400 Points
QUESTION:
•Describe the line of symmetry in the image below.
ANSWER:
•Vertically
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Geometry – 500 Points
QUESTION:
•Describe the shapes forming the tessellation below.
ANSWER:
•Half cylinder with a rectangle cut out of the top.
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Algebra – 100 Points
QUESTION:
•Solve 8f / 6 for f = 17
ANSWER:
•About 22.67
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Algebra – 200 Points
QUESTION:
•Solve the algebraic expression: 6 less than the quotient of 20 and l
ANSWER:
•6 – 20l
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Algebra – 300 Points
QUESTION:
•Solve g – (-o) = f + (-zcx)
ANSWER:
•g + o = f + (-zcx)
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Algebra – 400 Points
QUESTION:
• 7(-15)
ANSWER:
•-105
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Algebra – 500 Points
QUESTION:
• 9l = 24
ANSWER:
•2.67
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Data – 100 Points
QUESTION:
•Identify the sampling method used: 10 people are chosen at random at a random school to win a prize.
ANSWER:
•Stratified
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Data – 200 Points
QUESTION:
•What is a stem-and-leaf plot?
ANSWER:
•A stem-and-leaf plot is a graph used to organize and display data to compare frequencies.
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Data – 300 Points
QUESTION:
•What is the median of a data set?
ANSWER:
•The median is the middle value or the mean of the two middle values in a data set
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Data – 400 Points
QUESTION:
•What does a histogram do?
ANSWER:
•A histogram shows the frequency of data within equal intervals.
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Data – 500 Points
QUESTION:
•On a scatter plot, what is the line of best fit?
ANSWER:
•The line of best fit is a straight line that comes closest to the points on a scatter plot.
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Ratios – 100 Points
QUESTION:
•What is a ratio?
ANSWER:
•A ratio is a comparison of two quantities by division.
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Ratios – 200 Points
QUESTION:
•Uslav can draw 20 pictures in an hour. How many pictures can he draw per minute?
ANSWER:
•1/3 picture per minute
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Ratios – 300 Points
QUESTION:
•Are the ratios 7/8 and 9/20 proportional?
ANSWER:
•No
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Ratios – 400 Points
QUESTION:
•What are similar figures?
ANSWER:
•Similar figures have the same shape, but not necessarily the same size.
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Ratios – 500 Points
QUESTION:
•What is a dilation?
ANSWER:
•A dilation is a transformation that changes the size, but not the shape, of a figure. Dilations enlarge and reduce a figure.
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Percents – 100 Points
QUESTION:
•What are percents (%’s)?
ANSWER:
•Percents are ratios that compare a number to 100.
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Percents – 200 Points
QUESTION:
•Estimate: 66% of 33
ANSWER:
•22
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Percents – 300 Points
QUESTION:
•What percent of 88 is 26?
ANSWER:
•About 29.54
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Percents – 400 Points
QUESTION:
•What is the formula for percent change?
ANSWER:
•Percent change = amount of change / (over) original amount
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Percents – 500 Points
QUESTION:
•Find the percent increase or decrease from 54 to 34
ANSWER:
•Percent decrease: amount of decrease over the original amount 20/54•20/54 = about 0.370
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