RRB NTPC 18 January 2017 Paper

Question : 14 of 120

Marks: +1, -0

8 boxes of a fruit were purchased for ₹ 9,600. 5 boxes were sold at a profit of 10% and 3 boxes were sold at a loss of 10%. What is the net gain in percentage?

2.75%
2.5%
2%
2.25 %

Validate

Solution:

(2) C.P. of 8 boxes = ₹ 9600
C.P. of 1 box =

9600/8

=₹ 1200
S.P. of box sold at 10% profit=

110/100

×1200=₹ 1320
S.P. of box sold at 10% loss=

90 /100

×1200 =₹ 1080
Total SP = 5 × 1320 + 3 × 1080
= 6600 + 3240 = 9840
Total profit % =

(9840 - 9600)/9600

× 100
=

240 /9600

× 100= 2.5%

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