Aptitude and Reasoning Questions

Q:

What is the Formula for Volume?

Answer

 The formula to find the volume is given by just multiplying Length, Breadth and Height of that object. 


 Thus, V = L x B X H  



Volume Formulae :   


1. Volume of Cube of side 's' = s x s x s = s3  cubic units.   


2. Volume of CylinderπR2h cubic units.  


[Where is Radius and h is height]

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Subject: Volume and Surface Area Exam Prep: CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

13 4067
Q:

A man invested an amount at the rate of 10% p.a. on compound interest and after two years he again invested half of the initial amount. If man got Rs. 457.2 Rs. as interest after three years, find the amount received by man after three years, if he invested same amount on simple interest at rate of 15% p.a.? 

A)  1740 Rs.  B)  1760 Rs. 
C)  1720 Rs.  D)  1780 Rs. 
 
Answer & Explanation Answer: A)  1740 Rs. 

Explanation:

Let man invested Rs. A And, after two years amount invested = (A +

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

25 4065
Q:

Write 0.125 as a percent %?

A) 12% B) 12.5%
C) 13% D) 13.5%
 
Answer & Explanation Answer: B) 12.5%

Explanation:

Here to convert 0.125 into %

First convert to fractio

Multiply and divide by 1000

=> 0.125 x 10001000 = 1251000 = 18

=> Now, in percentage18 x 100 = 12.5%

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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7 4064
Q:

Which of the following statement(s) is/are TRUE?

I. The total number of positive factors of 72 is 12.
II. The sum of first 20 odd numbers is 400.
III. Largest two digit prime number is 97.

A) Only I and II B) Only II and III
C) Only I and III D) All are true.
 
Answer & Explanation Answer: D) All are true.

Explanation:
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2 4060
Q:

Among the following which is a rational number?

 

A) 323 B) 325
C) 324 D) 326
 
Answer & Explanation Answer: B) 325

Explanation:
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Filed Under: Square Roots and Cube Roots
Exam Prep: Bank Exams

2 4059
Q:

Townbank offers a term deposit account paying investors 12.5% p.a. simple interest on investments over $100 000 for 2 years or more. Peta decides to invest $150 000 in this account for 2 years. How much interest will Peta earn at the end of the investment?

A) 57500 B) 47500
C) 37500 D) 67500
 
Answer & Explanation Answer: C) 37500

Explanation:

I = (p x t x r)/100

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Filed Under: Simple Interest
Exam Prep: Bank Exams
Job Role: Bank PO

0 4054
Q:

A loan of $15 000 is taken out. If the interest rate on the loan is 7%, how much interest is due and what is the amount repaid if the loan is due in seven months

A) 15612.50 B) 14612.50
C) 13612.50 D) 17612.50
 
Answer & Explanation Answer: A) 15612.50

Explanation:

We have P = 15 000, r = 0.07 and since the actual date the loan was taken out
is not given, we use t =7/12

I = Prt=$15 000* 0.07* 7/12 = $612.50

Amount repaid = Future or accumulated value,

S = P + I = $15 000 + $612.50 = $15 612.50

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Filed Under: Simple Interest
Exam Prep: Bank Exams
Job Role: Bank PO

2 4052
Q:

What is 15 as a decimal?

A) 0.333 B) 0.666
C) 0.200 D) 0.452
 
Answer & Explanation Answer: C) 0.200

Explanation:

Here I converted the original fraction to a fraction with the denominator being 10, because decimals can be written in the tenths place.

Divide numerator and denominator with '2'15 x 22 = 210 = 0.2

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Filed Under: Decimal Fractions
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