Quantitative Aptitude - Arithmetic Ability Questions

Q:

If Cosecθ + Cotθ = 2, then Cotθ = ?

A) 0 B) 0.5
C) 1 D) 0.75
 
Answer & Explanation Answer: D) 0.75

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

 In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

 

A) 16, 19, 22)   B) (18, 21, 25)  
C) (17, 20, 23)   D) (21, 24, 27)  
 
Answer & Explanation Answer: B) (18, 21, 25)  

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

Find the in-radius (in cm) of an equilateral triangle whose sides are 6 cm each.

A) √3 B) 2√3
C) 3√3 D) 4√3
 
Answer & Explanation Answer: A) √3

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

The radius of a wire is decreased to one-third. If volume remains the same, length will increase by

A) 1.5 times B) 3 times
C) 6 times D) 9 times
 
Answer & Explanation Answer: D) 9 times

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

An equal sum is invested in two different schemes. One scheme gives simple interest and the other gives compound interest (annual compounding). The total interest obtained after 2 years from both the schemes together is Rs 2090. If both the schemes have 18% per annum interest rate, then what is the first year interest (in Rs) of simple interest scheme?

A) 1000 B) 500
C) 545 D) 1045
 
Answer & Explanation Answer: B) 500

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

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Q:

There was a group of 6 students who took a test. Another student joined the group after taking the test later. With her marks included the average score of the group went up by 3. This student has got ___ marks more than the average marks without her being included.

 

A) 21 B) 20
C) 18 D) 24
 
Answer & Explanation Answer: A) 21

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

In ΔDEF, G and H are points on side DE and DF respectively. GH is parallel to EF. If G divides DE in the ratio 3:2 and HF is 8 cm, then the length of DF is

A) 12 cm B) 20 cm
C) 14 cm D) 16 cm
 
Answer & Explanation Answer: B) 20 cm

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

Possible measures of three angles of a triangle are

A) 33°, 42°, 115° B) 40°, 70°, 80°
C) 30°, 60°, 100° D) 50°, 60°, 70°
 
Answer & Explanation Answer: D) 50°, 60°, 70°

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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