guygmat wrote:
In 2004, Burger Buster's revenue was estimated at nearly $17.4 million, accounting for 0.6 percent of total revenue for domestic fast food eateries, triple the figure for 1999.
A)triple the figure for 1999
B)three times more than 1999
C)three times as much as 1999
D)triple the number that it was in 1999
E)a number triple that which occurred in 1999
Source: Grockit
Please help me understand when to use "...triple or double..." , "...thrice or twice..." and "...three times
...

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