Question

There are 1000 students of which 430 are girls.Out of 430 girls,10% study in clss 12.if X=student chosen study in class 12
y=chosen student is a girl.
find x ∩ Y.(plz explain how u found d ans.)

Answer 1

May be ratio can be applied Nd assumed that out of 100 students studying in 12 43% are girls so it came to 43