Quantitative Aptitude - Arithmetic Ability Questions

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
Exam Prep: Bank Exams

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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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Filed Under: Area
Exam Prep: Bank Exams

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Q:

Two baskets together have 640 oranges. If (1/5)th of the oranges in the first basket be taken to the second basket. The number of oranges in the first basket is

A) 800 B) 600
C) 400 D) 300
 
Answer & Explanation Answer: C) 400

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Filed Under: Percentage
Exam Prep: Bank Exams

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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
Exam Prep: Bank Exams

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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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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

A spherical lead ball of radius 6 cm is melted and small lead balls of radius 3 mm are made. The total number of possible small lead balls is

A) 4250 B) 4000
C) 8005 D) 8000
 
Answer & Explanation Answer: D) 8000

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Filed Under: Simplification
Exam Prep: Bank Exams

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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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Q:

Simple interest on a sum for 12 months at the rate of 25% per annum is Rs 935.What is the value (in Rs) of sum?

A) 3740 B) 3200
C) 4410 D) 4720
 
Answer & Explanation Answer: A) 3740

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Filed Under: Simple Interest
Exam Prep: Bank Exams , CAT

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