Quantitative Aptitude - Arithmetic Ability Questions

Q:

The first and last terms of an arithmetic progression are 29 and -49. If the sum of the series is -140, then it has how many terms?

A) 13 B) 14
C) 12 D) 11
 
Answer & Explanation Answer: B) 14

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Q:

In a Rhombus ABCD, measure of angle CAB is 30°, what is the measure of angle ABC?

A) 60° B) 120°
C) 90° D) 150°
 
Answer & Explanation Answer: B) 120°

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Q:

A non-zero number is greater than 7 times its reciprocal by 9.3. What is the number?

A) 10 B) 20
C) 5 D) 14
 
Answer & Explanation Answer: A) 10

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Q:

What is that least number that must be added to the product 684 × 686 to make it a perfect square?

A) 685 B) 1
C) 684 D) 686
 
Answer & Explanation Answer: B) 1

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Q:

What is the value of √[(1 ­- cosA)/(1 + cosA)]?

A) cosecA ­- cotA B) cosecA + cotA
C) secA -­ cotA D) secA + cotA
 
Answer & Explanation Answer: A) cosecA ­- cotA

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Filed Under: Simplification
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Q:

If 3x+22x+1 = a2x+1+bx+2 be an identity, then the value of b

A) 0 B) -1
C) 2 D) 3
 
Answer & Explanation Answer: B) -1

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Q:

What is the sum of the first 12 terms of an arithmetic progression if the 3rd term is -13 and the 6th term is -4?

A) 67 B) 45
C) -30 D) -48
 
Answer & Explanation Answer: C) -30

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Q:

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

A) BE B) SU
C) AD D) OR
 
Answer & Explanation Answer: B) SU

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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