9
Q:

A Shopkeeper  charges sales tax of x% upto Rs.2,000 and above it he charges y%. A customer pays total tax of Rs 320, when he purchases the goods worth Rs. 6,000 and he pay's the total tax of Rs. 680 for the goods worth Rs. 12,000. The value of (x-y) is:

A) 0 B) -2
C) -4 D) 5

Answer:   B) -2



Explanation:

          2000xX100 + 4000xY100 = 320

 

and     2000xX100 + 10000xY100 = 680

 

x = 4  and  y = 6

 

x-y = -2

Q:

Ticket for an adult is Rs 1600 and a child is Rs 600. 1 child goes free with two adults. If a group has 17 adults and 7 children what is the discount the group gets?

A) 13.37 percent B) 26.02 percent
C) 24.41 percent D) 32.2 percent
 
Answer & Explanation Answer: A) 13.37 percent

Explanation:
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0 70
Q:

If the radius of a circle is increased by 15% its area increases by _____.

A) 30 percent B) 32.25 percent
C) 15 percent D) 16.125 percent
 
Answer & Explanation Answer: B) 32.25 percent

Explanation:
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0 48
Q:

29 is 0.8% of?

A) 3625 B) 1450
C) 7250 D) 10875
 
Answer & Explanation Answer: A) 3625

Explanation:
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1 68
Q:

Marked price of an item is Rs 200. On purchase of 1 item discount is 22%, on purchase of 4 items discount is 33%. Rabia buys 5 items, what is the effective discount?

A) 35 percent B) 30.8 percent
C) 20.4 percent D) 34 percent
 
Answer & Explanation Answer: B) 30.8 percent

Explanation:
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0 77
Q:

What is the value of 20% of 500% of 50?

A) 0.5 B) 5000
C) 500 D) 50
 
Answer & Explanation Answer: D) 50

Explanation:
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2 68
Q:

What is the effective discount on two successive discounts of 20% and 25%?

A) 45% B) 40%
C) 50% D) 60%
 
Answer & Explanation Answer: B) 40%

Explanation:
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1 62
Q:

If in the population of a town there is an increase of 44% in the first year and 75% in the second year, then what is the average rate of increase in the population?

A) 45% B) 59.5%
C) 74% D) 76%
 
Answer & Explanation Answer: D) 76%

Explanation:
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2 91
Q:

If 35% of (x + y) = 40% of (x – y), then x is what percentage of y?

A) 1500 B) 150
C) 15 D) 105
 
Answer & Explanation Answer: A) 1500

Explanation:
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0 51