Question

140. 100 students took part in exam. If number of girls are, 40 more than number of boys, find the
number of boys who have taken in the exam.
a. 60
b. 15
c. 10
d. 30​

Answer 1

Answer:

30

Step-by-step explanation:

letno. of boys be x

no.of girls=40+x

ATP

x+40+x=100

2x=100-40

2x=60

x=30

Answer 2

let no of boys be x

no of girls =40+x

atq

X +x+40= 100

2x = 100-40

2x= 60

X =60/2

X=30