Mathematics, 12.03.2021 23:20 nancy00
A student scores 60% on a 70 question test. What is the ratio of the actual number of questions answered correctly to the actual total number of questions?
A. 42 : 70
B. 28 : 70
C. 3 : 5
D. 60 : 100
Answers: 3
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Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
Answers: 1
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The bottom of a slide at the playground is 6 feet from the base of the play set. the length of the slide is 10 feet. how tall is the slide. 11.66 feet 10 feet 6 feet 8 feet
Answers: 2
Mathematics, 22.06.2019 04:30
7x^2-9x+5=0 find the discriminant and number of real solutions
Answers: 1
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