Quantitative Aptitude - Arithmetic Ability Questions

Q:

If the expression px3  2x2  qx + 18 is completely divisible by (x2  9), then what is the ratio between p and q respectively?

A) 1:9 B) 1:3
C) 3:1 D) 9:1
 
Answer & Explanation Answer: A) 1:9

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Q:

If a dairy mixes cow's milk which contains 10% fat with buffalo's milk which contains 20% fat, then the resulting mixture has fat (120/7)% of fat. What ratio was the cow's milk mixed with buffalo's milk?

A) 2 : 5 B) 1 : 5
C) 2 : 3 D) 2 : 1
 
Answer & Explanation Answer: A) 2 : 5

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Filed Under: Alligation or Mixture
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Q:

A batsman scores 98 runs in the 17th match of his career. His average runs per match increased by 2.5. What is his average before the 17th match?

A) 58 B) 60.5
C) 63 D) 55.5
 
Answer & Explanation Answer: D) 55.5

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Q:

In a triangle the length of the side opposite the angle which measures 30 degree is 12 cm, what is the length of the side opposite to the angle which measures 60 degree?

A) 9 cm B) 12√3 cm
C) (15√3)/2 cm D) (9√3)/2 cm
 
Answer & Explanation Answer: B) 12√3 cm

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Q:

An engineering student has to secure 36% marks to pass. He gets 53 and fails by 37 marks. Find the maximum marks.

A) 275 marks B) 250 marks
C) 300 marks D) 325 marks
 
Answer & Explanation Answer: B) 250 marks

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Filed Under: Percentage
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Q:

If 3n = 2187, then the value of n is:

A) 13 B) 14
C) 15 D) 16
 
Answer & Explanation Answer: B) 14

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Q:

By increasing the price of entry ticket to a fair in the ratio 5:7, the number of visitors to the fair has decreased in the ratio 11:9. In what ratio has the total collection increased or decreased?

A) increased in the ratio 55:63 B) decreased in the ratio 63:55
C) increased in the ratio 45:77 D) decreased in the ratio 77:45
 
Answer & Explanation Answer: A) increased in the ratio 55:63

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Q:

A wholesaler sells a watch to a retailer at a profit of 33% and the retailer sells it to a customer at a loss of 20%. If the customer pays Rs 2,181.2, what had it cost the wholesaler?

A) Rs 2050 B) Rs 2320
C) Rs 2712 D) Rs 1780
 
Answer & Explanation Answer: A) Rs 2050

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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