2 6.1.2 Exam: Semester 2 ХА
Question 33 of 40
A Ferris wheel with a radius of 30 feet is rotating at a rate of 3 revolutions per
minute. At time t= 0 a chair on the Ferris wheel is at the lowest point, which is
10 feet above the ground. Which of the following models describes the height
h(in feet) of the chair as a function of time t(in seconds)?
O A. 1 --30 cos () +10
B. ) = 30 cos (***) + 40
O C. h=-30 cos(it') +40
O D. h = 30 cos () +10
SUBMIT
I

answer:

it will cost 480 dollars to refurbish the larger wood floor

step-by-step explanation:

as it's a ratio of 4 that costs 384 dollars, divide the price by the ratio

384 / 4 = 96 dollars

96 dollars per unit of the ratio

now to get the price to refurbish the larger wood floor, times the price by the units

96 * 5 = 480

step-by-step explanation:

mean or average is 40.6

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3/20

step-by-step explanation:

well, there are 20 outcomes, and 3 of them you want. so, 3/20