Of the student population at a school, 25% owns glasses, and 20% owns contact lenses. What is the probability that a student chosen at ransom will own both glasses and contacts?

Question

anonymous · Answer

@ParthKohli

parthkohli · Answer

It's simply the multiplication of both.

25% * 20%

anonymous · Answer

Hmm - thanks. I got 0.05?

parthkohli · Answer

Cool stuffz. 

Write that as a fraction

theslytherinhelper · Answer

5% or 1/20

anonymous · Answer

5/100?

parthkohli · Answer

Yeah, or as thesly said, 1/20

anonymous · Answer

Hmm. Thanks to you both.

parthkohli · Answer

@theslytherinhelper Yo, please don't give out the answers for questions. The pirate rulebook be in here: http://openstudy.com/code-of-conduct

theslytherinhelper · Answer

Welcome! ^_^ Although I'm certain ParthKohli did all the work here ;)

parthkohli · Answer

lol, I just wrote a line.

theslytherinhelper · Answer

I just thought, because they knew the answer was 0.05... sorry!

anonymous · Answer

It's ok, thesly. And welcome to Openstudy!

parthkohli · Answer

Yeah, I used to do that. It's fine!

anonymous · Answer

*sticks out hand*
I'm 123; nice to meet you!

parthkohli · Answer

*types an asterick*types an asterick again

theslytherinhelper · Answer

Nice to meet you too, guys! I'm Thesly

anonymous · Answer

Hello, Thesly. If you've any questions [regarding how to use this website; not mathematical ones :D] Feel free to ask me!

theslytherinhelper · Answer

Definitely! Thanks :D

anonymous · Answer

No problem:)

parthkohli · Answer

or anybody

parthkohli · Answer

though I am sure help123 will be better than others!

anonymous · Answer

Right^

anonymous · Answer

LOL, thanks, Parh:)