Quantitative Aptitude - Arithmetic Ability Questions

Q:

The average revenues of 7 consecutive years of a company is Rs 71 lakhs. If the average of first 4 years is Rs 66 lakhs and that of last 4 years is Rs 78 lakhs. What is the revenue for the fourth year.

A) Rs 81 lakhs B) Rs 77 lakhs
C) Rs 79 lakhs D) Rs 75 lakhs
 
Answer & Explanation Answer: C) Rs 79 lakhs

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

If  cos2θ-sinθ = 1/4, then what is the value of sin θ?

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

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Q:

In ΔPQR, PS and PT are bisectors of ∠QPR and ∠QPS respectively. If ∠QPT = 30°, PT = 9 cm and TR = 15 cm, then what is the area (in cm2) of ΔPTR

A) 36 B) 54
C) 72 D) 216
 
Answer & Explanation Answer: B) 54

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

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Q:

Incentre of Δ ABC is I. ∠ABC = 90° and ∠ACB = 70°. ∠AIC is

A) 115° B) 100°
C) 110° D) 105°
 
Answer & Explanation Answer: C) 110°

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

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Q:

How many numbers are there from 300 to 650 which are completely divisible by both 5 and 7?

A) 8 B) 9
C) 10 D) 12
 
Answer & Explanation Answer: C) 10

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Filed Under: Numbers
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

What least number must be subtracted from 3401, so that the sum is completely divisible by 11?

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

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

Coefficient of x in (x + 8)(6 -­ 3x) is

A) 18 B) 30
C) -18 D) -30
 
Answer & Explanation Answer: C) -18

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If x + y + z = 0, then what is the value of (3y2 + x2 + z2 )/(2y2  xz)?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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