Answer any Five questions5 x3 15In a group of 50 people, 14 drink tea

1.	Answer any Five questions5 x3 15In a group of 50 people, 14 drink tea but not coffee and 30 drink tea. Find howmany drink both tea and coffee? How many drink coffee but not tea.1n relation R from A to B byR
Answer» Let X :- Drinks teaY:- Drink Both of themZ:- Drink CoffeeNow here give X+Y+Z =50And X=14X+Y =30 So,Y = 30-X= 30 -14 = 16Now For Z X+Y+Z =5014+16+Z=50Z=20

Answer any Five questions5 x3 15In a group of 50 people, 14 drink tea but not coffee and 30 drink tea. Find howmany drink both tea and coffee? How many drink coffee but not tea.1n relation R from A to B byR

Answer»

Let X :- Drinks teaY:- Drink Both of themZ:- Drink CoffeeNow here give

X+Y+Z =50And X=14X+Y =30

So,Y = 30-X= 30 -14 = 16Now For Z

X+Y+Z =5014+16+Z=50Z=20