Math
posted by Jerald on .
The table shows the number of people in millions who participate in 5 sports in a recent year. About how many more people swam than played soccer?
A.15 million
B.21 million
C.4 million
D.35 million
B?
I got 18.8 and I think it rounds to 21

And if you round the 2 numbers I get 30.0 and 10.0 and 30.010.0 is 20.0 which is closest to B