If the ratio of boys to girls in a class is B and the ratio of girls to boys is G; then 10 (B + G) is ? Answers:
A) Equal to 3
B) Less than 3
C) More than 3
D) Less than 1/3
E) none of these
Let number of boys = x   Let number of girls = y   Therefore x/y = B and y/x = G   10(B + G) = 10[(x/y) + (y/x)] = 10[(x2 + y2)/xy] &gt; 10   ANSWnone of theseR:none of these
<result>E</result>
If the ratio of boys to girls in a class is B and the ratio of girls to boys is G; then 10 (B + G) is ?