wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

In a class, 60% of the students are girls and there are 20 boys. What is the total number of students in the class?


A

35

No worries! We‘ve got your back. Try BYJU‘S free classes today!
B

30

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

40

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

50

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D

50


Let the total number of students in the class be x.

Given that 60% are girls, so 40% are boys.

Since number of boys in the class is 20,
40% × x = 20
40100×x=20
x=20×10040
x=50

Therefore, the total number of students in the class is 50.


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Multiplication and Division of Fractions
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon