Question

In a class 15 students like Maths, 20 students like English and 10 students like Science. 5 students like
all three subjects. If there are 50 students in the class, how many students like none of the three
subjects?​

Answer 1

Step-by-step explanation:

0 of them didn't like all the subject

Answer 2

Answer:

15

Step-by-step explanation:

Maths- 15

English -20

Science- 10

all three-5

considering that no students like two subjects

we get,

only math=15-5= 10

only English=15

only science=5

all three-5

none = 50-(10+15+5+5)

=15....