SSC CPO SI and ASI 2013 Paper

Question : 134 of 200

Marks: +1, -0

A single discount equivalent to three successive discounts of 30%, 20% and 10% is equal to

Solution:

(1) Single equivalent discount for successive discounts of 30% and 20%

=30+20- {30 × 20}/{100}

=50-6=44 \%

Single equivalent discount for successive discounts of 44% and 10%

=44+10- {44 × 10}/{100}

=54-4.4=49.6 \%

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