Gina P. answered • 02/04/15
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Memorization in Math helps you succeed
The answer is e. Your chances are 1 in 400 to be picked.
Brandi B.
asked • 02/04/15Stats work problem
1. Four hundred people attending a party are each given a number, 1 to 400, for a door-prize drawing. One number is drawn at random to determine the winner. Find the probability that the number drawn:
a. is 123
b. Consists of three repeated digits.
c. has two digits and ends in 9
d. does not contain an 8
e. is an even number or greater than 390.
a. is 123
b. Consists of three repeated digits.
c. has two digits and ends in 9
d. does not contain an 8
e. is an even number or greater than 390.
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Brandi B.
02/04/15