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The officers of a high school senior class are planning to rent buses and vans for a class trip. Each bus can transport 90 students, requires 2 chaperones, and costs $1,100 to rent. Each van can transport 10 students, requires 1 chaperone, and costs $90 to rent. Since there are 450 students in the senior class that may be eligible to go on the trip, the officers rent in order to minimize the transportation costs? What are the minimal transportation costs?
the hights in inches of six trees in a nursery were 67,58,60,70,73, and 65. find the standard deviation and round your answer to two decimal places.
a coin was randomly drawn from a bag and then replaced. after 300 draws,it was found that 45 pennies, 76 nickles, 92 dimes, and 87 quarters had been drawn. estimate the probability of drawing a quarter.
chi-square tests are great to show if distributions differ or if two variables interact in producing outcomes. what are
A poster is to have an area of 160 in2 with 1 inch margins at the bottom and sides and a 3 inch margin at the top. What dimensions will give the largest printed area?
elliptical paths of celestial bodiesthe topic for the project is elliptical paths of celestial bodies although you may
customer from Cavallaro's Fruit Stand picks a sample of 4 oranges at random from a crate containing 65 oranges, of which 5 are rotten. What is the probability that the sample contains 1 or more rotten oranges.
The half-life of a certain radioactive material is 75 days. An initial amount of the material has a mass of 381 kg. Write an exponential function that models the decay of this material. Find how much radioactive material remains after 15 days. Rou..
find the equation of parabola from the given data.find a what is the equation of a parabola with vertex 0 0 and focus 0
What is the next value?
i need these figured today. please review the attachment. the topic discusses diecrete math concepts involving
In a state of 10 million people, 25% of all voters are Democrats. If two voters are randomly selected for a survey, find the probability that they are both Democrats.
The circumference of a sphere was measured to be 80000 cm with a possible error of 050000 cm. Use linear approximation to estimate the maximum error in the calculated surface area.
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