SSC CGL 30 Aug 2015 Paper

Question : 137 of 200

Marks: +1, -0

A dealer buys a table listed at Rs. 1,500 and gets successive discounts of 20% and 10%. He spends Rs. 20 on transportation and sells it at a profit of 20%. Find the selling price of the table.

Rs. 1,420
Rs. 1,300
Rs. 1,320
Rs. 1,380

Validate

Solution:

Single equivalent discount for 20% and 10%
=

(20+10-{20×10}/{10})

%
= 28%
∴ C.P. = (100 – 28)% of 1500
=

{1500×72}/{100}

= Rs. 1080
Actual C.P. = Rs. (1080 + 20)
= Rs. 1100
∴ S.P. on 20% profit
=

{1100×120}/{100}

= Rs. 1320

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