Question

in a group of 65 people ,30 like coffee and 20 like both tea and coffee how many like tea only in element

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Answer 1

Answer:

35

Step-by-step explanation:

n(c U t)= 65

n(c)=30

n(c n t) =20

n(t)=x

n(cUt) = n(c)+n(t)-n(cnt)

65 = 30+x-20

x=55

no. of people who like tea =55

no. of people who like only tea =n(t)-n(c n t)

= 55-20 =35

hope this helps

Answer 2

Answer:

35 people

Step-by-step explanation:

so here 30 like coffee and 20 like both

so people like only tea=65-30=35