Math, asked by hankare2008, 8 months ago

3) In a hostel there are 125 students, out of which 80 drink tea, 60 drink
coffee and 20 drink tea and coffee both. Find the number of students
who do not drink tea or coffee.​

Answers

Answered by kk318668
6

Answer:

total student's = 125

students drink tea=80

students drink coffee =60

students drink both=20

= 80+60+20

= 160

=160-125 = -35

Answered by Anonymous
20

Answer:

5 students.

Explanation:

Given :

In a hostel there are 125 students out of which 80 drinks tea, 60 drinks coffee and 20 drinks tea and coffee both.

To Find :

Number of students who do not drink tea or coffee.​

Solution :

Total students,a=> 125

Number of student who drink tea,t=> 80

Number of student who drink coffee,c=> 60

Number of student who drink both tea and coffee,tc=> 20

Total number of student who drink both tea and coffee,b :-

=> t + c - tc

=> 80 + 60 - 20

=> 120

Number of students who do not drink both tea and coffee :-

=> a - b

=> 125 - 120

=> 5

∴ 5 students do not drink tea or coffee.

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