How many minutes is it before 12 noon if 20 minutes ago it was three times as many minutes after 9 am? Pick.
A) 40
B) 39
C) 42
D) 55
E) 29
40   40 minutes, or 11.20 am
<result>A</result>
How many minutes is it before 12 noon if 20 minutes ago it was three times as many minutes after 9 am?