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Figure shows the price of gold (in Rs per 10g) and silver ( in Rs per kg) in Mumbai in five consecutive dates of august. Study the graphs and answer the questions that follow.

01.

By how much percent the rat of silver is less than the rate of gold on 6th August 2010?

A.	99%	B.	98%
C.	108%	D.	None of these

Answer and Explanation

Answer: 99%

Explanation:
On 6th of August 2010, rate of silver = Rs. 8050
=> Rate of gold = 4250 x 100 = Rs. 425000
=> Required percentage = (425000 – 8050)/ 425000 x 100%
=> 416950/425000 x 100% = 98.1%
=> 98%

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02.

The average price of gold is approximately how many percent of the price of silver on 4th august 2010?

A.	5300%	B.	530%
C.	503%	D.	None of these

Answer and Explanation

Answer: 5300%

Explanation:
Average price of gold
=> (4240 + 4230 + 4270 + 4250 + 4255) x 100 / 5
=> Rs. 424900
=> Price of silver on 4th August = Rs. 8100
=> Required percentage = 424900 / 8100 x 100%
=> 5245% = 5300%

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03.

What is the percentage increase in the price of gold on 7th august 2010 as compared to 4th august 2010?

A.	0.006%	B.	0.6%
C.	60%	D.	None of these

Answer and Explanation

Answer: 0.6%

Explanation:
Required percentage increase
=> (4255 – 4230)/4230 x 100% = 0.59 = 0.6

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04.

What is the maximum difference of prices (in Rs per kg) of the two items for the given dates?

A.	418935	B.	418
C.	4189	D.	None of these

Answer and Explanation

Answer: None of these

Explanation:
for maximum difference, we will take the difference of
=> Maximum price of gold and minimum price of silver
=> Required difference = 427000 = 8050
=> Rs. 418950

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