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Q:

If Mohan purchase 13 articles for Rs 12 and sells all the articles at the rate of 12 articles for Rs 13, then what will be the profit percentage?

A) 19.47 B) 17.36
C) 11.11 D) 12.5
 
Answer & Explanation Answer: B) 17.36

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Filed Under: Profit and Loss

Q:

The simple interest on a sum for 20 years is 5/4 of the principal. What is the per annum rate (in percentage) of interest?

A) 6.25 B) 12.5
C) 2.5 D) 5
 
Answer & Explanation Answer: A) 6.25

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Filed Under: Average

Q:

What will be the average of the first 5 positive even numbers divisible by 9?

A) 50 B) 54
C) 48 D) 62
 
Answer & Explanation Answer: B) 54

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Filed Under: Ratios and Proportions

Q:

P and Q are two alloys which are prepared by mixing tin and lead in the ratio of 12 : 5 and 4 : 3 respectively. If equal quantities of alloys are melted to form athird alloy R, then what is the ratio of tin and lead in alloy R?

A) 84 : 65 B) 57 : 35
C) 76 : 43 D) 78 : 47
 
Answer & Explanation Answer: C) 76 : 43

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Filed Under: Ratios and Proportions

Q:

If D and E are points on the sides AB and AC respectively of a triangle ABC such that DE||BC. If AD = x cm, DB = (x – 3) cm, AE = (x + 3) cm and EC= (x – 2) cm, then what is the value (in cm) of x?

A) 3 B) 3.5
C) 4 D) 4.5
 
Answer & Explanation Answer: D) 4.5

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Q:

If x + (1/x) = √13, then what is the value of x5 – (1/x5)?

A) 169 B) 169√3
C) 393 D) 507
 
Answer & Explanation Answer: C) 393

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Q:

The income of X, Y and Z are in the ratio of 3 : 4 : 2 and their expenses in the ratio of 5 : 5 : 2. If X saves Rs 3000 out of an income of Rs 18000, then whatwill be the saving (in RS) of Y

A) 4500 B) 9000
C) 6000 D) 7500
 
Answer & Explanation Answer: B) 9000

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Filed Under: Ratios and Proportions

Q:

What is the difference of the factors of the expression x2 + (1/x2) – 6?

A) 0 B) 1
C) 2 D) 4
 
Answer & Explanation Answer: D) 4

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