Quantitative Aptitude - Arithmetic Ability Questions

Q:

PR is a tangent to a circle with centre O and radius 4 cm at point Q. If ∠POR = 90°, OR = 5 cm and OP = 20/3 cm, then the length of PR is:

A) 16/3 cm B) 23/3 cm
C) 25/3 cm D) 3 cm
 
Answer & Explanation Answer: C) 25/3 cm

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Q:

If sinC - sinD = x, then value of x is

A) 2sin[(C+D)/2]cos[(C-D)/2] B) 2cos[(C+D)/2]cos[(C-D)/2]
C) 2cos[(C+D)/2]sin[(C-D)/2] D) 2sin[(C+D)/2]sin[(D-C)/2]
 
Answer & Explanation Answer: C) 2cos[(C+D)/2]sin[(C-D)/2]

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If A = 232, B = 231+ 230+ 229+ ... + 20and C = 315+ 314+ 313+ ... + 30, then which of the following option is TRUE?

A) C > B > A B) C > A > B
C) A > B > C D) A > C > B
 
Answer & Explanation Answer: B) C > A > B

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

If 35% of A's income is equal to 25% of B's income, then the ratio of A's income to B's income is

A) 7:5 B) 5:7
C) 4:7 D) 4:3
 
Answer & Explanation Answer: B) 5:7

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

If (x/y)a-4 = (y/x)2a-5, then what is the relation between x and y?

A) x > y B) Cannot be determined
C) x < y D) x = y
 
Answer & Explanation Answer: B) Cannot be determined

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

9997 x 10003 = ?

A) 9999991 B) 99999911
C) 99999991 D) 9999911
 
Answer & Explanation Answer: A) 9999991

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Q:

Simple interest on a sum for eight months at 6% per annum is Rs 340.What is the value (in Rs) of sum?

A) 8500 B) 9500
C) 8000 D) 6800
 
Answer & Explanation Answer: A) 8500

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

A home theatre set is Rs. 4950. If two successive discounts of 20% and 15% are given, then its selling price is

A) Rs.3366 B)  Rs.6633
C)  Rs.3636 D) Rs.6363
 
Answer & Explanation Answer: A) Rs.3366

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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