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Q.

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A spinner has four colors as shown in the figure. When we spin it once, find

1)      At which color pointer is most likely to stop.

2)      At which color pointer is less likely to stop.

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a

Red color, yellow color

b

Green color, blue color

c

Yellow color,red color

d

None of the above 

answer is A.

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Detailed Solution

       The probability of any event P(E) is the ratio of number of  ratio of number of possible outcomes P(X) to the number of possible outcomes P(Y) and is given by the formula P(E)=P(X)P(Y)wanted outcome P(X) to the number of possible outcomes P(Y) and is given by the formula P(E)=P(X)P(Y)        The probability of the spinner to stop at red color is
       PR=5/12
       The probability of the spinner to be stopped at red and blue is. P(B)=3/12.
        Whereas the probability of Less likely to stop is yellow .
 
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