To find the radius of Jeremy's track, solve the equation 400-2
To find the radius of Benjamin's track, solve the equation
500 - 2
Use 3.14 for 1. The radius of Jeremy's track is about
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m.
The radius of Benjamin's track is about
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m.
The difference in the lengths of the radil of the two tracks is about
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m

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?