Question

20t x no.of boy I gures jouried
( Rightarrow ) Tolcel boys ( =64+x ) & Totalgins ( 40+x )
[
frac{64+x}{40+x}=frac{4}{3}
]
( Rightarrow quad(92+3 x=160+4 x )
( Rightarrow quad x=32 )
( Rightarrow ) Totoll no. If member in quoup
[
begin{array}{l}
=64+x+40+x
=104+2 x
=104+2(32)
=168
end{array}
]

# 64 boys and 40 girls form a group for social work. During their membership drive, the same number of boys and girls joined the group. How many members does the group have now, if the ratio of boys to girls is 4:3 ? a) 168 b) 201 c) 147 d) 154

Solution