Homework Help: Math

Posted by lauren on Thursday, April 22, 2010 at 4:10pm.

If spiner has 3 equal sections of yellow, blue and green and another has equal sections of yellow, blue, green and red and you spin both spinners at the same time what is the probabiliy of getting 2 colors that are the same?

Math - Reiny, Thursday, April 22, 2010 at 5:46pm
there are 12 different arrangements of colour,
e.g. YY,YB,YG,YR, BY,BB, ....
3 of those have the same colour,

so prob = 3/12 or 1/4

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