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Mathematics 28 Online
OpenStudy (anonymous):

If 1 US dollar is equivalent to 7.8 HK dollars and 1000 Japanese yen are equivalent to 53.3 HK dollars, how many Japanese yen are equivalent to 50 US dollars? @groges

OpenStudy (anonymous):

7316.4

OpenStudy (anonymous):

1US = 7.8 HK 50US = 390 HK

OpenStudy (anonymous):

53.3HK = 1000yen 1HK = 18.76yen

OpenStudy (anonymous):

50US = 50x(7.8HK) = 390HK = 390(18.76yen)

OpenStudy (anonymous):

=7316.4yen

OpenStudy (anonymous):

wow, wait ...

OpenStudy (anonymous):

thanks:)

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