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Mathematics 14 Online
OpenStudy (anonymous):

The conservation club has 32 members. There are 18 girls in the club. What is the ratio of girls to boys in simplest form? a. 7/16 b. 9/16 c. 7/9 d. 9/7

OpenStudy (anonymous):

18/32 both divided by 2 to simplify 9/16 Answer is B Can't be divided further than that.

OpenStudy (anonymous):

Thanks :)

OpenStudy (anonymous):

no, answer is D

OpenStudy (anonymous):

sorry, off my game today >.<

OpenStudy (anonymous):

9/16 total, but in ratio to the boys, it's 9/7 because with 9 girls out of 16 total, there'd only be 7 guys left.

OpenStudy (anonymous):

Thanks, do you think you could help me with this l ast question?

OpenStudy (anonymous):

yeah, sure.

OpenStudy (anonymous):

In a bag containing black and white marbles, of the marbles are black. Which could be the numbers of black and white marbles in the bag? A. 3 black and 8 white B. 12 black and 20 white C. 20 black and 12 white D. 8 black and 3 white

OpenStudy (anonymous):

you have a space at the top. how many of the marbles are black? "In a bag containing black and white marbles, of the marbles are black."

OpenStudy (anonymous):

the space has 3/8

OpenStudy (anonymous):

did it give like a percentage or a fraction?

OpenStudy (anonymous):

alright. then your answer is B. the total being 32, 4/8'ths of that is 16, making 3/8ths 12 and 5/8ths 20.

OpenStudy (anonymous):

thx

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