Aptitude and Reasoning Questions

Q:

In measuring the sides of a rectangle, one side is taken 5% in excess and the other 4% in deficit. Find the error percent in the area, calculate from the those measurements.

A) .7% B) 0.8%
C) 0.9% D) 0.3%
 
Answer & Explanation Answer: B) 0.8%

Explanation:

let x and y be the sides of the rectangle then 

correct area =105100x×96100y 

 

Error% = 504500xy-xy=4500xy %

 

4500xy×1xy×100=45=0.8

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Filed Under: Area
Exam Prep: Bank Exams
Job Role: Bank PO

11 19540
Q:

Pointing to a photograph, Vipul said, "She is the daughter of my grandfather's only son." How is Vipul related to the girl in the photograph ?

A) Father B) Brother
C) Cousin D) Data inadequate
 
Answer & Explanation Answer: B) Brother

Explanation:

My grandfather's only son — My father. So, the girl is the daughter of Vipul's father i.e., Vipul is the girl's brother. 

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Filed Under: Blood Relations

21 19534
Q:

Arrange the following words as per order in the dictionary.

1. Stilt 2. Stifle 3. Stink 4. Stingy

A) 3,4,2,1 B) 1,3,4,2
C) 2,1,4,3 D) 2,3,4,1
 
Answer & Explanation Answer: C) 2,1,4,3

Explanation:
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Filed Under: Logical Sequence of Words
Exam Prep: Bank Exams

0 19528
Q:

If Rs.10 be allowed as true discount on a bill of Rs.110 at the end of a certain time , then the discount allowed on the same sum due at the end of double the time is

A) 18.20 B) 18.33
C) 18 D) 18.30
 
Answer & Explanation Answer: B) 18.33

Explanation:

Present worth  = Amount - True Discount = 110 -10 = Rs.100 

SI on Rs.100 for a certain time = Rs.10

SI on Rs.100 for doube the time = Rs.20 

True Discount on Rs.120 = 120 - 100 = Rs.20 

True Discount on Rs.110 = 110×20120 = Rs.18.33

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Filed Under: True Discount

6 19517
Q:

Three friends, P, Q and R started a partnership business investing money in the ratio of 5 : 4 : 2 respectively for a period of 3 years. What is the amount received by P as his share in the total profit ?

a. Total amount invested in the business in Rs. 22,000.

b. Profit earned at the end of 3 years is 3/8 of the total investment.

c. The average amount of profit earned per year is Rs. 2750.

A) Only c is sufficient B) Both a & b are sufficient
C) Both A & B gives result D) None
 
Answer & Explanation Answer: C) Both A & B gives result

Explanation:

a and b give, profit after 3 years = Rs.(3/8 x 22000) = Rs.8250.

From c also, profit after 3 years = Rs. (2750 x 3) = Rs. 8250.

∴ P's share = Rs.(8250 x 5/11) = Rs. 3750.

Thus, (either C is redundant) or (a and b are redundant).

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Filed Under: Partnership
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

5 19510
Q:

25 : 37 :: 49 : ?

A) 65 B) 69
C) 79 D) 81
 
Answer & Explanation Answer: A) 65

Explanation:

Here the given numbers are related in such a manner that,

52 = 255+12 + 1 = 37Similarly, 72 = 497+12 + 1 = 64 + 1 = 65

 

Hence, 25 : 37 :: 49 : 65.

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Filed Under: Analogy
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

52 19505
Q:

If 4/7 of P is equal to 12/14 of Q, then what is P : Q?

 

A) 15 : 8   B) 14 : 9  
C) 7 : 8   D) 3 : 2
 
Answer & Explanation Answer: D) 3 : 2

Explanation:
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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

2 19497
Q:

3 x 0.3 x 0.03 x 0.003 x 30 =?

A) 0.0000243 B) 0.000243
C) 0.00243 D) 0.0243
 
Answer & Explanation Answer: C) 0.00243

Explanation:

3 x 3 x 3 x 3 x 30 = 2430. Sum of decimal places = 6

Therefore, 3 x 0.3 x 0.03 x 0.003 x 30 = 0.002430 = 0.00243

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Filed Under: Decimal Fractions

72 19497