12. How many children like buko juice only?

A.15
B. 21
C. 30
D.46

13. How many children like ice tea and buko juice?

A 10
B. 12
C. 15
D. 18
D. 21

14. How many children like ice tea and water but not buko juice?
A.4
B. 6
C. 15
D.21

15. How many children like ice tea or buko jiuce but not water?

A. 21
B. 45
C. 51
D. 72​