Discount


  1. A housewife saved ₹ 2.50 in buying a dress on sale. If she spent ₹ 25 for the dress, approximately how much per cent she saved in the transaction?
    1. 8%
    2. 9%
    3. 10%
    4. 11%

  1. View Hint View Answer Discuss in Forum

    The housewife spends ₹ 25 and saves ₹ 2.50.
    i.e., She pays 25 for a dress of ₹ 27.50.

    ∴  % Saving =
    2.50
    × 100 ≈ 9%(app.)
    27.50

    Correct Option: B

    The housewife spends ₹ 25 and saves ₹ 2.50.
    i.e., She pays 25 for a dress of ₹ 27.50.

    ∴  % Saving =
    2.50
    × 100 ≈ 9%(app.)
    27.50


  1. A discount of 15% on one article is the same as discount of 20% on a second article. The costs of the two articles can be :
    1. ₹ 85, ₹ 60
    2. ₹ 60, ₹ 40
    3. ₹ 40, ₹ 20
    4. ₹ 80, ₹ 60

  1. View Hint View Answer Discuss in Forum

    Check through options

    15% of 80 =
    80 × 15
    = 12
    100

    and 20% of 60 =
    60 × 20
    = ₹ 12
    100

    Therefore, 15% of 80 and 20% of 60 are same. Hence the cost prices should be ₹ 80 and ₹ 60.

    Correct Option: D

    Check through options

    15% of 80 =
    80 × 15
    = 12
    100

    and 20% of 60 =
    60 × 20
    = ₹ 12
    100

    Therefore, 15% of 80 and 20% of 60 are same. Hence the cost prices should be ₹ 80 and ₹ 60.



  1. Peter bought an item at 20% discount on its original price. He sold it with 40% increase on the price he bought it. The new sale price is greater than the original price (in per cent) by
    1. 10
    2. 8
    3. 7.5
    4. 12

  1. View Hint View Answer Discuss in Forum

    Let the original price of item be Rs. 100.
    C.P. for Peter = Rs. 80

    S.P. for Peter = Rs.
    80 × 140
    = Rs. 112
    100

    ∴  Required per cent =
    (112 − 100) × 100
    = 12%
    100

    Correct Option: D

    Let the original price of item be Rs. 100.
    C.P. for Peter = Rs. 80

    S.P. for Peter = Rs.
    80 × 140
    = Rs. 112
    100

    ∴  Required per cent =
    (112 − 100) × 100
    = 12%
    100


  1. What was the rate of discount if a computer with marked price ₹ 30,000 was sold for ₹ 28,000 ?
    1. 20%
    2. 7
      1
      %
      2
    3. 6
      2
      %
      3
    4. 15%

  1. View Hint View Answer Discuss in Forum

    Discount
    = Rs. (30000 – 28000)
    = Rs. 2000
    If the rate of discount be x%, then

    30000 ×
    x
    = 2000
    100

    ⇒  300x = 2000
    ⇒  x =
    2000
    =
    20
    = 6
    2
    %
    30033

    Correct Option: C

    Discount
    = Rs. (30000 – 28000)
    = Rs. 2000
    If the rate of discount be x%, then

    30000 ×
    x
    = 2000
    100

    ⇒  300x = 2000
    ⇒  x =
    2000
    =
    20
    = 6
    2
    %
    30033



  1. A photographer allows a discount of 10% on the advertised price of a camera. The price (in Rs.) that must be marked on the camera, which cost him Rs. 600, to make a profit of 20% would be
    1. 650
    2. 800
    3. 700
    4. 850

  1. View Hint View Answer Discuss in Forum

    Let the marked price of camera be Rs. x.
    According to the question,
    (100 – 10)% of x = 120% of 600
    ⇒  x × 90 = 600 × 120

    ⇒  x =
    600 × 120
    = Rs. 800
    90

    Correct Option: B

    Let the marked price of camera be Rs. x.
    According to the question,
    (100 – 10)% of x = 120% of 600
    ⇒  x × 90 = 600 × 120

    ⇒  x =
    600 × 120
    = Rs. 800
    90