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Mathematics 14 Online
OpenStudy (anonymous):

A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory. There are 100 seniors, 150 juniors, and 200 sophomores who applied. Each senior's name is placed in the lottery 3 times; each junior's name, 2 times; and each sophomore's name, 1 time. What is the probability that a senior's name will be chosen?

OpenStudy (anonymous):

(A) 1 over 8 (B) 2 over 9 (C) 2 over 7 (D) 3 over 8 (E) 1 over 2

OpenStudy (anonymous):

O.O wtf is this lol sorry i cant help u :/

OpenStudy (anonymous):

Seniors-300 Juniors-300 sophomores-200 answer is D

OpenStudy (anonymous):

thanks anyways

OpenStudy (anonymous):

are you sure micaaaaaaaaaaaaaaaaaaaa?

OpenStudy (anonymous):

http://prntscr.com/4dw6m2

OpenStudy (anonymous):

300+300+200=800 and you have 300 seniors. you put 300 over 800 and you get 3/8

OpenStudy (anonymous):

Thank you <3

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