Which is correct?
According to Infonetics Research, the WAN market was worth ________ in 2008.
a. $1 billion
b. one billion dollars
Although numerals under 10 are written out, when you’re talking money say it in numerals. The correct format, once you get to the millions and billions and beyond, is to use the dollar symbol with the number, followed by million, billion, trillion, etc. Prevents RSI (from typing all those zeroes) and also makes it easier for the reader to conceptualize.
c. ($1B) is a format used in some financial writing but for the most part, stick with a.
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