RRB RPF RPSF SI and CONS Model Papers 7 with solutions

Question : 54 of 120

Marks: +1, -0

The single discount, which is equivalent to three successive discounts of 25%, 20% and 10%, is

Solution:

(3) Equivalent single discount for 25% and 20%

= (25+20- {25 × 20}/{100} ) \%=40 \%

Equivalent single discount for 40% and 10%

= (40+10- {40× 10}/{100} ) \%=46 \%

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