Question

in a survey of 400 people, 300 people drink only one drink
out of tea and coffee. 50 people drink none of them. Find
the number of people who drink both of drinks.) ​Solve these questions i will mark you as brainliest.
do with set fomula

Answer 1

Answer:

50 people.

Step-by-step explanation:

1) 400-300 = 100

2100-50 = 50

Answer 2

Answer:

The answer was 50

Step-by-step explanation:

Given,

Total no. of people:- 400

No. of people.drink only one drink = 300

No. of people not drink any drinks= 50

So the formula is,

So the formula is,No. of people who not drink any drinks= No. of people- Number of people drink one drinks - No. of people not drink any drink

So the formula is,No. of people who not drink any drinks= No. of people- Number of people drink one drinks - No. of people not drink any drink Now we get,

No. of people not drink any drinks= 400-(300+50)

= 400-350

No. of people.who not drink any of drinks= 50 peoples