1 votes 1 votes Group of students 100 students studying subject A,100 Subject B, 100 Subject C, 20 studying A&b, 40 B&C, and 60 A&C 210 students are only studying one subject? Question : how many studying all three? saxena0612 asked Jul 27, 2017 saxena0612 194 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes x is 50 50 is x mdaamirk answered Jul 31, 2017 mdaamirk comment Share Follow See all 0 reply Please log in or register to add a comment.