what is the number of students coming to school by bicycle
Answers
Sry to inform you but u did not give any given values ....
In a class of 50 students, each one come to school by bus or by bicycle or on foot. 25 by bus, 20 by bicycle, 30 on foot and 10 students by all the three. Now how many students come to school exactly by two modes of transport?
hence it is your answer if the same question in photo u are asking about
Answer=5 student
5 student come exactly by two modes of transport
Given
total no. of student=50
no. of student who come by bus=n(A) =25
no. of student who come by bus=n(B) =20
no. of student who come by foot=n(C) =30
no. of student who come by all three modes=n(Anbnc) =10
after using all formulas it is 85-50=35
find student who come by two modes
after using formula according it is
35-3(10)
35-30
5