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Natalka [10]
4 years ago
13

Please help me . the image is attached

Mathematics
1 answer:
Vedmedyk [2.9K]4 years ago
7 0

Answer:

50 times.

Step-by-step explanation:

Since the two coins are fair, each has a 1/2 chance of landing on heads. If both of them land on heads, that possibility would be 1/4 (1/2 * 1/2)

Because you are running the experiment 200 times, multiply 200 by 1/4:

200/4 = 50 times.

Hope this helps!

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If your car gets 35 miles per​ gallon, how much does it cost to drive 400 miles when gasoline costs ​$3.30 per​ gallon?
Arlecino [84]
To solve his equation start by finding how many gallons of gas you need to purchase for the total trip.
Set up an expression that divides the total distance of the trip by the miles received per gallon.
This gives you:
400 / 35

Divide to get 11.43 gallons.

To find the cost of this, multiply the total number of gallons needed to cover the trip by the cost of each gallon.
Set this up in another expression.
This results in:
11.43 x 3.30

Multiply the values to find the total cost.
This leaves you with:
37.72

So, the total cost for gas for a 400 mile trip on 35 miles per gallon is $37.72.

I hope this is correct and helps you! :)
7 0
3 years ago
Which of the following rational functions is graphed below
Rudik [331]

Answer:

D

Step-by-step explanation:

This graph shows two vertical asymptotes, one at x = +3, the other at x = 4.  Thus, we omit the first two answer choices.  Next, we substitute 0 for x and determine the y value in Answer Choice C:  F(0) = 0.  Does the graph go through (0, 0)?  Yes, it does.  Next, evaluate F at x = 3.5 (halfway between x =  3 and x = 4); that is, evaluate function D at x = 3.5.  Does the y value come out to be -4 as shown in the graph?  Yes, it does.    So D is the correct function to match this graph.

6 0
3 years ago
Write an equation of the line that passes through the given points and is parallel to the given line 1. (4,1);y=-2x+7 2. (0,6);y
vovikov84 [41]

Answer:

1. The equation would be y = -2x + 9

Step-by-step explanation:

To find the line parallel going through the given point, first note that parallel lines have the same slope. This means that in #1, we have a slope of -2 in the original line, therefore the parallel line will also have a slope of -2. Now we can use this and the given point to find the line using point-slope form.

y - y1 = m(x - x1)

y - 1 = -2(x - 4)

y - 1 = -2x + 8

y = -2x + 9

5 0
3 years ago
In Triangle JKL, &lt;J is congruent to &lt;L<br><br>What is the measure of &lt;L​
Yakvenalex [24]

Answer:

<h3>∠L = 33.9°</h3><h3 />

Step-by-step explanation:

∠K = 180 - 67.8

    = 112.2°

∠J = ∠L =<u> 180 - 112.2</u>

                      2

∠J = ∠L = 33.9°

5 0
3 years ago
Ms.hernandez has $100 to spend on parking and admission to the zoo. The parking will cost $7, and admission tickets will cost $1
Mice21 [21]
The answer is Ms Hernandez can bring up to 6 people to the zoo.

x - <span> the number of people that she can bring to the zoo
</span><span>The parking will cost $7: a = 7
</span><span>Admission tickets will cost $15.50 per person: b = 15.50x
She can spend on parking and admission tickets </span><span>$100:
a + b </span>≤<span> 100

a = 7
b = 15.50x

7 + 15.50x </span>≤<span> 100
15.50x </span>≤<span> 100 - 7
15.50x </span>≤<span> 93
x </span>≤<span> 93 / 15.50
x </span>≤ 6
5 0
3 years ago
Read 2 more answers
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