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CMAT 2021 Solved Question Paper
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© examsnet.com
Question : 9
Total: 100
In a company, the average salary of the boy is is
₹
50000
. The average salary of all the employees is ₹ 48000. There are 80 boys in the company and the average salary of the girl is
₹
40000
. What is the number of girls working in the company?
12
15
20
24
Validate
Solution:
Let the number of girls working in the company be
x
.
According to the question,
40000
×
x
+
50000
×
80
=
48000
×
(
80
+
x
)
⇒
40000
×
x
+
4000000
=
3840000
+
48000
x
⇒
48000
x
−
40000
x
=
4000000
−
3840000
⇒
8000
x
=
160000
⇒
x
=
160000
8000
=
20
∴ There are 20 girls in the company.
© examsnet.com
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