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

Question

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

anonymous · Answer

missing info

anonymous · Answer

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 lottery3  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?

anonymous · Answer

hey everyone i got an answer.....:)

anonymous · Answer

well, we have 100 senior and each one got 3 tickets: 100*3=300
we have 150 juniors and each one got 2 tickets: 150*2=300
we have 200 sophmores and each one got 1 ticket: 200*1=200

This means we have 800 in total, and 300 seniors: making our probablilty 300/800 or 3/8. 

You just got schooled son