Question

In a class of 49 students, 3/4passed in maths, while 2/5passed in english. Find the number of students. Who have passed in both subjects.​

Answer 1

Answer:

3/4+2/5+x=49

15+8/20+x=49

23/20+x=49

x=49-23/20

x=26/20

= 13/10

So, ans is 13/10 .