Quantitative Aptitude - Arithmetic Ability Questions

Q:

For triangle ABC, find equation of median AD if co-ordinates of A, B and C are (-1,-3), (5,-4) and (3,2) respectively?

A) 2x - 5y = 17 B) 2x - 5y = 13
C) 2x + 5y = 13 D) 2x + 5y = 17
 
Answer & Explanation Answer: B) 2x - 5y = 13

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Filed Under: Area
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Q:

In the following question, select the odd letter/letters from the given alternatives.

A) KQW B) RXD
C) BHN D) AGL
 
Answer & Explanation Answer: D) AGL

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Filed Under: Odd Man Out
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Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) Tetanus B) Syphilis
C) Plague D) Malaria
 
Answer & Explanation Answer: D) Malaria

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Q:

Find the odd word/letters/number from the given alternatives.

A) Rupee B) Pound
C) Yen D) Currency
 
Answer & Explanation Answer: D) Currency

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Q:

If selling price is Rs. 72 and Gain percentage = 20%, calculate the Cost Price.

A) Rs.60 B) Rs.58
C) Rs.61 D) Rs.59
 
Answer & Explanation Answer: A) Rs.60

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Filed Under: Profit and Loss
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Q:

If a+b+c=15 and 1a+1b+1c=71abc, then the a3+b3+c3-3abc is

A) 160 B) 180
C) 200 D) 220
 
Answer & Explanation Answer: B) 180

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Q:

Working 10 hours a day, Aman can complete a piece of work in 18 days. How many hours a day should he work so as to finish the work in 15 days?

A) 10 B) 12
C) 16 D) 18
 
Answer & Explanation Answer: B) 12

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Filed Under: Time and Work
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Q:

The average of 10 numbers is X and one of the number is 38. If 38 is replaced with 19, then what will be the new average?

A) X– (1/2)   B) X – (1/19)  
C) X – (19/10)   D) X – (19/9)
 
Answer & Explanation Answer: C) X – (19/10)  

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Filed Under: Average
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