Mathematics, 06.03.2020 23:26 Soccermen1021
Dermody Snow Removal's cost formula for its vehicle operating cost is $3,070 per month plus $337 per snow-day. For the month of December, the company planned for activity of 19 snow-days, but the actual level of activity was 21 snow-days. The actual vehicle operating cost for the month was $9,755. The spending variance for vehicle operating cost in December would be closest to:
Answers: 2
Mathematics, 21.06.2019 21:40
The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?
Answers: 2
Mathematics, 21.06.2019 23:50
Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.
Answers: 3
Dermody Snow Removal's cost formula for its vehicle operating cost is $3,070 per month plus $337 per...
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