2
1 In a math class, five chapter exams are given and a
score of at least an 80 must be ea...
Mathematics, 23.05.2020 05:02 querty2400
2
1 In a math class, five chapter exams are given and a
score of at least an 80 must be earned to get a B. Peter
completed four exams with scores of 70,85, 76, and
84. Which number line shows the scores that Peter can
get on the fifth exam and earn at least a B?
Answers: 2
Mathematics, 21.06.2019 18:40
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
Mathematics, 21.06.2019 20:00
Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a
Answers: 1
Mathematics, 21.06.2019 21:00
A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building
Answers: 2
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