Out of 2000 students, 48% preferred coffee, 54% tea and 64% coca cola. Of the total 28% used coffee ard tea, 32% tea and coca cola and 30% coffee and
coca cola. Only 6% did non of these. Find the
(i) No. of students having all of three.
(ii) No. of students having only coffee.
(iii) No. of students having at least any one of these three drinks.​