Mathematics, 28.01.2021 20:30, erinwebsterrr
mr. parra brought a coffee to school this morning. after first period, he only had 15% of the coffee left. if he had 210 mL of coffee remaining, how much coffee did he begin with?
Answers: 3
Mathematics, 21.06.2019 18:20, nehaljay1883
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
Answers: 1
Mathematics, 21.06.2019 23:20, lyss12326
Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?
Answers: 1
Mathematics, 21.06.2019 23:40, Quidlord03
Which is the scale factor proportion for the enlargement shown?
Answers: 1
mr. parra brought a coffee to school this morning. after first period, he only had 15% of the coffee...
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