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Mathematics 10 Online
OpenStudy (anonymous):

https://www.connexus.com/content/media/155394-1302008-114509-AM-63091859.gifto <---see the pic What is the probability of the pointer landing on G?

OpenStudy (anonymous):

page doesn't open for me, but the answer will be the ratio of the area of G to the total area

OpenStudy (anonymous):

looks like the area of G is \(\frac{1}{8}\) of the total right?

OpenStudy (anonymous):

thanks i have one more q

OpenStudy (anonymous):

post away

OpenStudy (anonymous):

Predict how many times the spinner will stop on R in 66 spins.

OpenStudy (anonymous):

what fraction of the total is R?

OpenStudy (anonymous):

4

OpenStudy (anonymous):

hold the phone. there are 4 parts that are R out of how many all together? question is what part of the whole circle is R?

OpenStudy (anonymous):

idk

OpenStudy (anonymous):

how many parts are there all together?

OpenStudy (anonymous):

idk help me im lost

OpenStudy (anonymous):

i am asking you to count how many parts is the circle broken up in to

OpenStudy (anonymous):

ohhh 8

OpenStudy (anonymous):

and of that total, how many are labeled R you already said 4 right? yes 8!

OpenStudy (anonymous):

so 4 out of 8 are labeled R, that is, \(\frac{1}{2}\) of the whole circle is R (the left half)

OpenStudy (anonymous):

therefore you would expect the spinner to land on R half the time. so to answer your question, you need only to compute what is half of 66

OpenStudy (anonymous):

got that?

OpenStudy (anonymous):

so is the answer what

OpenStudy (anonymous):

what is half of 66?

OpenStudy (anonymous):

33 duhh hay how old are u

OpenStudy (anonymous):

right, and the reasoning is as follows. lands on R half the time, because half of the circle is labeled R. so if you spin 66 time half of them should land on R (approximately) so you say 33 duh indeed i am older than old lang syne

OpenStudy (anonymous):

gesse what i just sumited it and i got 30/30 correct

OpenStudy (anonymous):

thanks to u

OpenStudy (anonymous):

yw

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