05/21/21
Expected value question (2)
You draw one card from a standard 52 card deck. You win $20 if you pull a face card (king, queen, or jack), $30 if you pull a Number 10 Card, and nothing if you pull any other card. It costs $5 to...
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05/21/21
If it costs $8.90 to download 10 movies then what will be the cost if you download 7 movies? Round to the nearest cent if necessary
pls help ASAP It would really help me outnnnnnnnnn
05/21/21
How many elements are in A' ?
U = {1, 2, 3, 4, 5, 6, 7}A = {1, 2, 4, 5}B = {1, 3, 5, 7}How many elements are in A' ?
05/21/21
How many elements are in A' ∪ B ?
U = {1, 2, 3, 4, 5, 6, 7}A = {1, 2, 4, 5}B = {1, 3, 5, 7}How many elements are in A' ∪ B ?
05/21/21
Consider the function f(x) = −x 2 + 4x − 2.
a)Sketch the graph of f in the interval [−1, 5]. (6 marks) b) Find the equation of the tangent line to the graph of f at x = 3, and show it on the graph of f. (4 marks)
05/21/21
need help its been quit hard for me to solve this one
A candy distributor needs to mix a 10% fat-content chocolate with a 30% fat-content chocolate to create 200 kilograms of a 24% fat-content chocolate. How many kilograms of each kind of chocolate...
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05/21/21
Solving a math problem.
For a certain company, the cost for producing x items is 35x+300 and the revenue for selling x items is 75x-0.5^2.
05/21/21
Sarah is selling boxes of homemade cupcakes. She figures she can sell 200 boxes if she sells them for $8 each. for every fifty cents she raises the price,she figures that she'll sell 10 fewer boxes.
What price should Sarah sell the boxes for to maximize her revenue? What will that revenue be?
Sarah decides that she doesn't really care about profit, she just wants as many people as possible...
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05/20/21
Cindy’s square-shaped garden has side lengths of x ft. She will plant 5 tulip bulbs per square foot. How many bulbs will she plant if the garden has a side length of 8 feet?
_________________________bulbs
05/20/21
Which is the largest interval over which the function shown in the table is decreasing?
x f(x)=3x^2 (x,y)-2 12 (-2,12)-1 3 (-1,3)0 0 (0,0)1 ...
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05/20/21
What is the answer? How do I do this?
In a hospital, there is a ramp for the disabled at the entrance. Has a length of the ramp is N m, what would be its length on the floor in meters if it has an angle of inclination with respect to...
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05/20/21
Comparing Populations
In a survey, a group of middle school students were randomly chosen and asked whether they would attend the school dance. Of these students, 65% said yes. If 52 students responded yes, how many...
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05/20/21
The perimeter of a yard is 25 yards if the length of the yard is 5 what is the width of the yard
05/20/21
on a sclae drawing, 1cm represents 4m. what length on the drawing woukd be used to represent 6.5m?
05/20/21
Please help with this one word problem
Sam and Leo are selling small and large doughnut boxes for a fundraiser. Sam sold 3 small doughnut boxes and 14 large doughnut boxes for a total of $203. Leo sold 11 small doughnut boxes and 11...
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Differentiation
A woman at a point A on the shore of a circular lake with radius r=4 wants to arrive at the point C diametrically opposite A on the other side of the lake in the shortest possible time. She can...
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