Homework Help: calculus

Posted by kiandra on Tuesday, November 27, 2012 at 10:29am.

Robin randomly selects a number between 1 and 20. What is the probability that the number selected is the square of a natural number?

1/2
3/20
3/10
1/5
1/3

calculus - Anonymous, Tuesday, November 27, 2012 at 10:33am
since there are only 1,4,9,16 that are squares, 4/20 = 1/5

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