Question

Camera
25%
4500
CD Player
18000
12%
dealer buys a sofa set for Rs 24000. At what price
ast he mark it so that after allowing a discount of
%, he still makes a profit of 30%?
e price list of various electronic items in an
ctronics showroom is given.
Electronics price list
Item
Marked price
Discount
DVD Player
25000
16%
(i) Find the discount allowed on the DVD player.
(ii) Find the selling price of a computer.
(iii) If the shopkeeper gains 20% on a VCR, find its
cost price.
(iv) Find the total bill, if a man buys the following
items:
(a) 1 computer (b) 2 televisions
(c) 1 camera (d) 3 radios
(v) If the cost price of a CD player is Rs 10000,
find the profit made by the shopkeeper.
VCR
12000
40%
Television
20000
15%
35000
20%
Computer
Radio
6000
50%
Selling price after the second discount
ccessive Discount
2160 - 151.20​

Answer 1

Let the three consecutive multiples of 8 be 8x, 8x + 8 and 8x + 16.

As per the conditions, we get

8x + (8x + 8) + (8x + 16) = 888

⇒ 8x + 8x + 8 + 8x + 16 = 888

⇒ 24x + 24 = 888

⇒ 24x = 888 – 24 (transposing 24 to RHS)

⇒ 24x = 864

⇒ x = 864 ÷ 24 (transposing 24 to RHS)