A class of 25 students took a spelling test. Two students scored 100 on each test, nine students scored 95 on each test, ten stu
dents scored 90 on each test, three students scored 80 on each test and one student scored 70.
What is the average score of the spelling test rounded to one decimal place?
What is the average score of the spelling test rounded to one decimal place?
2 answers:
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Number of red cards including 2 red queens = 26
Number of black queens = 2
Therefore, number of red cards including 2 red queens and 2 black queens = 26 + 2 = 28
Number of cards neither a red card nor a queen = 52 - 28 = 24
Number of black queens = 2
Therefore, number of red cards including 2 red queens and 2 black queens = 26 + 2 = 28
Number of cards neither a red card nor a queen = 52 - 28 = 24