Lily took a survey of 80 students in 7th grade and 150 students in 8th grade. She found that 80% of the 7th graders like country music, while only 60% of the 8th graders like it. Which grade has more students who like country music?
8th grade; Sample answer: 80% of 80 is 64 students, while 60% of 150 is 90 students.
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thief
Give points!
5
10
15
20
25
seesaw
Swap points!
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fairy
Take points!
5
10
15
20
25
banana
Go to last place!
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lifesaver
Give 15 points!
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gift
Win 25 points!
Okay!
shark
Other team loses 20 points!
Okay!
lifesaver
Give 15 points!
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15
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C
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15
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C
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15
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C
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15
The directions on a sewing pattern say to cut an extra 12% of fabric to account for error. Benjamin needs 0.8 yard of fabric, so he cuts 0.096 yard. Did Benjamin cut the correct amount of fabric? Why or why not?
No; Sample answer: Benjamin cut only the amount of extra fabric.
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15
see image
C
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15
Olivia has read 40 pages of a 70-page book, 60 pages of an 85-page book, and 43 pages of a 65-page book
