Question

QII. The number of students who can play is more by 'a' than the
number of students who can dance; and the number of students
who can do both playing and singing is more by 'b' than the
number of students who can do both singing and dancing. Then
what is the difference of the number of students who can only
dance and who can only play?
A a+b
B (2a-b) or (b-2a)
C (a-2b) or (2b-a)
D (a-b) or (b-a)​

Answer 1

Answer:

Step-by-step explanation:

D

Answer 2

Answer:

thanks for free points dear...hope u r fine