in a group of 200 students it was found that 120 students study maths 90 study physics 70 study chemistry 40 maths and physics 30 study physics and chemistry 50 study chemistry and maths 20 study none of the three .find the number of students who study:
all three subjects
only maths
one of the three
two of the three
Answers
Answered by
0
Answer:
okay I will write yours ans.
Similar questions