Mathematics, 11.10.2019 22:30 EssenceBlocker144
Na bag, there are cards each with one of the numbers {1, 2, 3, 4, 5} written on them. kenneth reaches into the bag, selects a card, and then replaces it. he repeats this 16 times with the following results.
number on selected card 1 2 3 4 5
frequency 5 3 2 4 2
what is the relative frequency that kenneth selects the card with 4 written on it?
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Answers: 2
Mathematics, 21.06.2019 14:00
Question 1(multiple choice worth 1 points)(07.06 mc)a group of students must collect at least $150 to organize a science fair. they have already collected $30. which graph best represents all remaining amounts of money, in dollars, that thestudents should still collect to organize the science fair? -210 -180 -150 - 120 -90-60 -300306090 120 150 180 210-210 -180 -150 - 120 -90 -60 -30 0 30 60 90 120 150 180 210-210 -180-150 - 120 -90-60-300 30 60 90 120 150 180 210-210 -180 -150 - 120.90 -60 -30 0 30 60 90 120 150 180 210
Answers: 3
Mathematics, 22.06.2019 01:00
The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?
Answers: 2
Mathematics, 22.06.2019 03:00
The biologist has a second culture to examine. she knows that the population of the culture doubles every 15 minutes. after 1 hour and 15 minutes, her assistant found that 80,000 bacteria were present. a) what was the size of the initial population? b) predict the size of the culture at t=3 hours. what was the size of the population at 40 minutes? explain and justify your answers. c) create a graph of the population as a function of time. find an equation that can be used to predict the size of the population at any time t. d) examine the rate at which the bacteria culture is growing. how fast is the culture growing after 1 hour? after 1.5 hours? after 2 hours? use a time interval of h = 0.01 hours to estimate these rates. interpret these rates in terms of the context of the problem situation. how do these three rates compare?
Answers: 1
Mathematics, 22.06.2019 05:30
Which is the area, rounded to the nearest tenth of square inch, of an equilateral triangle that has a perimeter of 24 inches
Answers: 3
Na bag, there are cards each with one of the numbers {1, 2, 3, 4, 5} written on them. kenneth reache...
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