136. A man saves ₹ 25 on the purchase of an article on which a discount of 20% is allowed. How much did the man pay ?

1. 1. ₹ 75

   
   
   

   2. ₹ 150

   
   
   

   3. ₹ 100

   
   
   

   4. ₹ 125

   
   
   

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1. View Hint View Answer Discuss in Forum

   ∵  20% ≡ ₹ 25
   

   ∴  80% ≡	80	× 25 = ₹ 100
   	20

   
   

   Correct Option: C

   ∵  20% ≡ ₹ 25
   

   ∴  80% ≡	80	× 25 = ₹ 100
   	20

   
   

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137. A is to pay B, ₹ 600 in 4 years time. A offers to pay up B at present. What discount should B allow A ?

1. 1. ₹ 96

   
   
   

   2. ₹ 100

   
   
   

   3. ₹ 120

   
   
   

   4. ₹ 110

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   If the rate = 5% p.a.; then
   

   Present worth =	Amount × 100
   	100 + (R × T)

   
   

   =	600 × 100	=	600 × 100	= ₹ 500
   	100 + (5 × 4)		120

   
   Note : No rate is mentioned in the question.

   Correct Option: E

   If the rate = 5% p.a.; then
   

   Present worth =	Amount × 100
   	100 + (R × T)

   
   

   =	600 × 100	=	600 × 100	= ₹ 500
   	100 + (5 × 4)		120

   
   Note : No rate is mentioned in the question.

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138. To attract more visitors, Zoo authority announces 20% discount on every ticket which costs 25 paise. For this reason, sale of ticket increases by 28%. Find the percentage of increase in the number of visitors.

1. 1. 40%

   
   
   

   2. 50%

   
   
   

   3. 60%

   
   
   

   4. No change

   
   
   

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1. View Hint View Answer Discuss in Forum

   Original number of visitors = 100
   Total revenue = 100 × 25
   = 2500 paise
   = ₹ 25
   Case II,
   

   Cost of each ticket =	25 × 80	= 20 paise = ₹ 0.2
   	100

   
   If the number of visitors be x, then
   x × 0.2 = 32
   

   ⇒  x =	32	=	320	= 160
   	0.2		2

   
   ∴  Required percentage = 60

   Correct Option: C

   Original number of visitors = 100
   Total revenue = 100 × 25
   = 2500 paise
   = ₹ 25
   Case II,
   

   Cost of each ticket =	25 × 80	= 20 paise = ₹ 0.2
   	100

   
   If the number of visitors be x, then
   x × 0.2 = 32
   

   ⇒  x =	32	=	320	= 160
   	0.2		2

   
   ∴  Required percentage = 60

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139. A shop offers 10% discount on every purchase of an article. It also offers an additional discount of 12%, if the payment is made in cash. If the original price of an item is ₹ 250, how much a customer will pay, if he wants to pay the price in cash?

1. 1. ₹ 180

   
   
   

   2. ₹ 192

   
   
   

   3. ₹ 198

   
   
   

   4. ₹ 195

   
   
   

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1. View Hint View Answer Discuss in Forum

   Required S.P. = 250 ×	90	×	88	= ₹ 198
   	100		100

   Correct Option: C

   Required S.P. = 250 ×	90	×	88	= ₹ 198
   	100		100

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140. A shopkeeper listed the price of goods at 30% above the cost price. He sells half the stock at this price, one fourth of the stock at a discount of 15% and the remaining at 30% discount. His overall profit is

1. 1. 15	3	%
      	8

   
   
   

   2. 15%

   
   
   

   3. 15	3	%
      	5

   
   
   

   4. 15	2	%
      	3

   
   
   

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1. View Hint View Answer Discuss in Forum

   C.P. of articles = ₹ 100 (let)
   

   Marked price of articles =	100 × 130	= ₹ 130
   	100

   
   

   S.P. of half of articles =	130	= ₹ 65
   	2

   
   S.P. of one-fourth of articles at
   

   15% discount =	65	×	85	= ₹ 27.625
   	2		100

   
   

   S.P. of remaining articles =	65	×	70	= ₹ 22.75
   	2		100

   
   Total S.P. = ₹(65 + 27.625 + 22.75)
   = 115.375
   

   ∴ Profit % = 15.375% = 15	3	%
   	8

   Correct Option: A

   C.P. of articles = ₹ 100 (let)
   

   Marked price of articles =	100 × 130	= ₹ 130
   	100

   
   

   S.P. of half of articles =	130	= ₹ 65
   	2

   
   S.P. of one-fourth of articles at
   

   15% discount =	65	×	85	= ₹ 27.625
   	2		100

   
   

   S.P. of remaining articles =	65	×	70	= ₹ 22.75
   	2		100

   
   Total S.P. = ₹(65 + 27.625 + 22.75)
   = 115.375
   

   ∴ Profit % = 15.375% = 15	3	%
   	8

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