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CaHeK987 [17]
2 years ago
5

A bag contains 50 tokens: 20 pink ,13 blue and 17 purble.if a person selects one token, replaces it,and then selects a second to

ken,what is the probability of selecting 2 of the same colour
Mathematics
1 answer:
stiv31 [10]2 years ago
5 0

Answer:

Step-by-step explanation:

this is independent  

20/50= 2/5= 40% of getting pink, probability of getting 2= 20%

13/50=0.26= 26% of getting blue, probability of getting 2= 13%

17/50=0.34=34% of getting purple, probability of getting 2 = 17%

70%

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a circle is divided into 18 equal parts how many degrees is the angle for each part? how many degrees is the angle for 5 parts?
Ket [755]
There are 360 degrees in a circle, and we have 18 pieces, so we need to see how many times 18 goes into 360. We can find this out by dividing.

360/18=20

You can check this by multiplying 20 and 18 (it equals 360)!

So, each fraction of the circle will be 20 degrees.

If you take 5 of these 20 degree pieces, you'll need to multiply them by 20 to see how many degrees they'd be.

You need to multiply by 20 because each piece is 20 degrees, and we need to find how many degrees 5 pieces is. It's the same as doing
20+20+20+20+20! :)

20*5=100. 5 parts will be 100 degrees.


Hope I helped! :)
4 0
3 years ago
2) If one variable increases in value and the other variable decreases in value, the variables have a(n) ________ relationship.
max2010maxim [7]

Answer:

inverse

Step-by-step explanation:

3 0
3 years ago
Three hundred people were surveyed about their favorite ride at an amusement park. The results of the survey are shown in the gr
faltersainse [42]
Hello, since 18% of the people surveyed chose Ferris Wheel as their favorite ride at an amusement park, we simply need to get 18% of 300.

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5 0
3 years ago
A box is 50 cm long. Which of these is closest to the length of this box in feet? (1 inch = 2.54 cm)
goblinko [34]

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3 0
3 years ago
What number nearest to 100,000 is exactly divisible by 2, 3, 4, 5, 6 and 7?
navik [9.2K]
First find the numbers with the factors of:
2,3,4,5,6,7
find the minum
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that is the answer 99960
4 0
3 years ago
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