Activity 5
Direction: Solve the word problem. Make a model to solve the problem.
Maria's will spinner is divided into 5 unequal parts. The red and green parts are
the same size. Together they are ½ of the spinner. The blue and orange parts are the
same size and together are ¼ of the spinner. The yellow part is the same as the red
part. Is Maria's spinner fair? Explain your answer and why?
Direction: Solve the word problem. Make a model to solve the problem.
Maria's will spinner is divided into 5 unequal parts. The red and green parts are
the same size. Together they are ½ of the spinner. The blue and orange parts are the
same size and together are ¼ of the spinner. The yellow part is the same as the red
part. Is Maria's spinner fair? Explain your answer and why?
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Answer:
it's not fair
Step-by-step explanation:
red and green parts together is 1/2
orange and blue parts together is 1/4
the yellow is
1 - 1/4 - 1/2
= 1 - 1/4 - 2/4 {probability problem}
= 1/4
so. the red is 1/4
the green is 1/4
the orange and blue is 1/4
so it is not fair.