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Maslowich
1 year ago
11

I have a hat that contains six nickels and five pennies. I draw coins from the hat at random, without replacement. Find the prob

ability that after drawing four coins, I have removed at most two pennies from the hat.
Mathematics
1 answer:
Rzqust [24]1 year ago
8 0
6 nickels and 3 pennies
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Round 545,999 to the nearest hundred thousand
Gnom [1K]
545,999 rounded to the nearest hundred thousand is 546,000.
6 0
2 years ago
1) Mrs. Merson is selling her car. Her research shows that the car has a current value of $5,500,
SVEN [57.7K]

The right answer is Option B:  \frac{5500}{p}=\frac{55}{100}

Step-by-step explanation:

Given,

Current value of car = $5500

This is 55% of the original value.

Let,

p be the original price of car.

Therefore,

55% of p = 5500

\frac{55}{100}p=5500

Dividing both sides by p

\frac{55}{100}*\frac{p}{p}=\frac{5500}{p}\\\frac{55}{100}=\frac{5500}{p}

The equation \frac{5500}{p}=\frac{55}{100} can be used to find the price Mrs. Merson paid for the car.

The right answer is Option B:  \frac{5500}{p}=\frac{55}{100}

Keywords: percentage, division

Learn more about percentages at:

  • brainly.com/question/13062539
  • brainly.com/question/13076219

#LearnwithBrainly

0 0
2 years ago
A firm has a revenue function that can be represented by r (x)=700x-0.35x^2, where r (x) is the total revenue (in dollars) and x
Fudgin [204]

Answer:

How many units need to be sold to produce the maximum revenue? 1000 units

How many in dollars is the maximum revenue when the maximum of units are sold? $350,000

Step-by-step explanation:

We get max value of a function if we differentiate it and set it equal to 0.

We need to differentiate r(x) and set it equal to 0 and solve for x.

<u><em>That would be number of units sold to get max revenue.</em></u>

<u><em /></u>

<u>Then we take that "x" value and substitute into r(x) to get the max revenue amount.</u>

<u />

Before differentiating, we see the rules shown below:

f(x)=ax^n\\f'(x)=n*ax^{n-1}

Where

f'(x) is the differentiated function

Now, let's do the process:

r (x)=700x-0.35x^2\\r(x)=700-2*0.35x\\r(x)=700-0.7x\\0=700-0.7x\\0.7x=700\\x=1000

So, 1000 units need to be sold for max revenue

Now, substituting, we get:

r (x)=700x-0.35x^2\\r(1000)=700(1000)-0.35(1000)^2\\r(1000)=350,000

The max revenue amount is $350,000

5 0
1 year ago
The volume of clay used to build a cylindrical pillar with a height of 9 centimeters is 324π cubic centimeters. The area of the
stealth61 [152]
Area=height times base (for some prisms including cylinders)
vcylinder=hpir²
h=height
therefor pir²=base area
vcylinder=height times aeraofbase

 

given
h=9
v=324pi
324pi=9(basearea)
divide both sides by 9
36pi=areabase

the area of te base is 36pi square cm (put 36 in the blank since th pi is alredy there)
3 0
2 years ago
Read 2 more answers
Sin pi/4 sin pi/6= 1/2(_____ pi/12-cos 5pi/12)
jonny [76]

Answer: sin pi/4 sin pi/6 = 1/2(cos pi/12 - cos 5pi/12)

correct on apex

7 0
1 year ago
Read 2 more answers
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