Question

Example 4: In a class of 50 students, 25 like Maths and 15 like
Physics, 10 like both Maths and Physics. So find (a) How many
like Maths or Physics? (b) How many do not like any or the
subjects?​

Answer 1

Answer:

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Answer 2

Answer:

A) 15 likes Maths and 5 likes Physics

B) 20 don't like any of the subjects

Step-by-step explanation:

subtracts the 10 students which likes both subjects from the two subjects(25 & 15) to have the student that likes only Maths and Physics then subtract the total from the total number of studemts(50(