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Thepotemich [5.8K]
3 years ago
9

On his way to work a man notices that 9 of the 16 traffic lights are green. Is there a significance to say that these traffic li

ghts are programmed to allow ease to traffic
Mathematics
2 answers:
azamat3 years ago
7 0
I suppose they could be if there was a lot of traffic going in a certain direction to allow it to clear
gayaneshka [121]3 years ago
6 0

Answer:

No, the results are likely to occur by chance.

Step-by-step explanation:

Traffic lights were not programmed to facilitate traffic, there is no statistical evidence to think otherwise. If you pay attention you will realize that the amount of green traffic lights is almost equal to the amount of non-green traffic lights, with this we can conclude that what happened was that the traffic lights turned green by chance and not by configuration.

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Will 6,8, and 14 form a triangle
katrin [286]
No, you can't form a triangle. 
6+8=14 and you can't build a triangle.
3 0
3 years ago
An amusement park offers two options. Option 1 involves a $10 admission fee plus $0.50 per ride. Option 2 involves a $6 admissio
Art [367]

Answer:

16 rides

Step-by-step explanation:

Option 1 . Admission fee = $10

                Each ride = $0.50

Option 2 . Admission fee = $6

                Each ride = $0.75

Let no. of rides be x

So, cost of ride according to option 1 = 0.50x

So, total cost after having x rides according to option 1 :

= 10+0.50x  ---1

Cost of ride according to option 2 = 0.75x  

So, total cost after having x rides according to option 2 :

= 6+0.75x  --2

Now to find the beak even point i.e. having the same cost

Equate 1 and 2

10+0.50x=6+ 0.75x

10-6= 0.75x-0.50x

4= 0.25x

\frac{4}{0.25} =x

16=x

Thus for 16 rides , the two options have the same cost .

Hence the break even point is 16 rides

5 0
3 years ago
What is 645/87 rounded to the nearest integer?
Vlad1618 [11]

Answer:

7

Step-by-step explanation:

Firstly, let us divide the two numbers as so-

645/87=7.41379310345\\

To round a number to the nearest integer, look at the decimal places.

Here we have .41 - The 4 is less than 5, so it cannot round the ones place to 8.

So our answer here is 7.

6 0
2 years ago
the diameter of a cylinder is 14cm.the height of the cylinder is 9cm. calculate the Volume and curved surface area​
kicyunya [14]

Answer:

The volume is 1386 cm³ and curved surface area is 396 cm².

Step-by-step explanation:

Given that,

The diameter of a cylinder is 14 cm

Height of the cylinder is 9 cm

We need to find the volume and curved surface area​ .

If r is the radius, r = 14/2 = 7 cm

Volume of a cylinder is given by :

V=\pi r^2 h\\\\V=\dfrac{22}{7}\times (7)^2 \times 9\\\\V=1386\ \text{cm}^3

The curved surface area of the cylinder is given by :

A=2\pi r h\\\\A=2\times \dfrac{22}{7}\times 7\times 9\\\\A=396\ \text{cm}^2

So, the volume is 1386 cm³ and curved surface area is 396 cm².

3 0
3 years ago
You used a 35% off coupon and purchased a skateboard for 55.25. What was the original price of the skateboard?
Firlakuza [10]

Answer: It should be 74.5875

Step-by-step explanation: If you did 0.35*55.25= you should get a number then if you add that with the discounted price, $55.25, you should get 74.5875

7 0
3 years ago
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