Question

A trader changed his trade discount from 20% to 15% . By what percentage was the selling price altered, the percentage of cash discount remaining the same as before ? ​

Answer 1

Answer:

Let us assume the price of article be Rs. M.

∴ S.P. at 25% discount = Rs.

75M

= Rs.

3M

100 4

S.P. at 15% discount = Rs.

85M

= Rs.

17M

100 20

Increased Price = Rs.

17M

−

3M

20 4

Increased Price = Rs.

17M − 15M

= Rs.

M

20 10

∴ Percentage increase =

M

× 100

10

3M

4

∴ Percentage increase =

M

×

4

× 100

10 3M

∴ Percentage increase =

40

= 13

1

%

3 3

Answer 2

Answer:

Let the MP be Rs.100.

Initial SP=0.75×100=75

New, SP=0.85×100=85

Percentage change = 75

85−75×100= 7510

=13 1/3%.

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