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Mathematics 14 Online
OpenStudy (anonymous):

If x varies inversely as y, and x = 11 when y = 15, find x when y = 3.

hartnn (hartnn):

since y varies inversely as x u can write xy=k now put x=11 , y=15 and find k, what u get ?

OpenStudy (anonymous):

165!

hartnn (hartnn):

yup, so your equation is xy=165 now put y= 3 in this and find x.

OpenStudy (anonymous):

x=55

hartnn (hartnn):

u got it correct :)

OpenStudy (anonymous):

yaaaaaaaay thank you!

hartnn (hartnn):

welcome :)

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