Mathematics, 31.05.2020 08:58 Jayla1029
A group of friends is addressing wedding invitations. Casey can address 20 envelopes in one hour, Anne can address 44 envelopes in two hours, and Paula can address 68 envelopes in three hours. About how long will it take them to address 400 envelopes?
Answers: 1
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 22:30
Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.
Answers: 1
Mathematics, 21.06.2019 22:50
What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?
Answers: 2
Mathematics, 21.06.2019 23:10
Given the median qr and trapezoid mnpo what is the value of x?
Answers: 3
A group of friends is addressing wedding invitations. Casey can address 20 envelopes in one hour, An...
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