SSC CHSL 19 Apr 2021 Shift 3 Paper

Section: Quantitative Aptitude

Question : 61 of 100

Marks: +1, -0

A shopkeeper charges ₹

1.50

to photocopy a sheet of paper and a discount of

5.5 \%

is given on all photocopies done after 400 sheets. How much will it cost to photocopy 800 sheets of paper?

Solution:

According to the question,
Cost to photocopy after 400 sheets

=(400 × 1.50) × \;{94.5}/{100}=₹ 567

and cost to photocopy next 400 sheets

=400 × 1.50=₹ 600

∴

Cost of photocopy total 800 sheets

=600+567=₹ 1167

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