30, 40, 45, 50, 50, 70, 80, 90
The quiz scores from Mrs. Johnson's class are listed above. Which of the following is true of the scores?
I. The median is less than the average
II. The mode is greater than the average
III. The average is greater than the mode
(A) None
(B) I only
(C) I and II only
(D) I and III only
(E) I, II, and III
Answers: 1
SAT, 01.07.2019 19:00
Arecent survey shows that the probability of a college student drinking alcohol is 0.6. further, given that the student is over 21 years old, the probability of drinking alcohol is 0.8. it is also known that 30% of the college students are over 21 years old. the probability of drinking or being over 21 years old is
Answers: 1
SAT, 01.07.2019 23:30
Fred bought 5 new baseball trading cards to add to his collection.the next day his dog ate half of his collection. there are now only 42 cards left. how many cards did fred start with?
Answers: 1
30, 40, 45, 50, 50, 70, 80, 90
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