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yan [13]
3 years ago
13

Which expression can be used to convert AU$22 in the US dollars

Mathematics
1 answer:
miv72 [106K]3 years ago
5 0

0.71 x 22 is the expression that works, because 1 AUD = 0.71USD.

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A machine worked for 5 hours and used 4 kilowats if electricity. The machine used ------ of a kilowatt each hour it worked.
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3 years ago
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