Subject :NSO Class : Class 6
There are 18 girls and 24 boys in a class. 2/3
of the girls and 5/12
of the boys play the piano. Find the
ratio of the number of girls who play the piano to
the total number of pupils who do not play the piano
in the class.
A 3 : 7
B 3 : 5
C 5 : 6
D 3 : 4
why is everything form maths