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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

The ratio of present ages of Simi and Seema is 5 : 4. After 9 years the ratio of their ages will be 8 : 7. What is Simi's present age (in years)?

A) 12 B) 15
C) 24 D) 21
 
Answer & Explanation Answer: B) 15

Explanation:
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Filed Under: Problems on Ages
Exam Prep: Bank Exams

2 2711
Q:

Which of the following is a rational number?

A) 0.241 B) 1.732
C) 4 D) All of the above
 
Answer & Explanation Answer: C) 4

Explanation:

Any number which can be expressed as a fraction of two integers like P & Q as P/Q where Q is not equal to zero.

Every integer is a rational number since Q can be 1.

 

Hence, in the given options, 4 can be expressed as a simple fraction as 4/1. And all other options cannot be expressed as fractions.

 

Hence, 4 is a rational number in the given options.

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

8 2708
Q:

Read the data given and answer the following questions

 

In a class of 60 students:

 

42 like Maths,

32 like English,

12 like neither Maths nor English

 

How many students like exactly one subject?

A) 16 B) 12
C) 6 D) 22
 
Answer & Explanation Answer: D) 22

Explanation:
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Filed Under: Percentage
Exam Prep: Bank Exams

2 2702
Q:

What is the positive square root of [25 + 4√39]?

 

A) √13 + 2√3   B) √13 + 3√2  
C) √11 + 2√3 D) 11 + 3√2  
 
Answer & Explanation Answer: A) √13 + 2√3  

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2701
Q:

For a nominal interest rate of 8.4%, what is the compounding frequency if the periodic interest rate is 4.2

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

Explanation:

i=j/m

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

0 2697
Q:

If cost price of an article is 75% of its selling price, then what will be the profit percentage?

A) 23.47 B) 25
C) 33.33 D) 20
 
Answer & Explanation Answer: C) 33.33

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams , GATE
Job Role: Bank Clerk , Bank PO

7 2696
Q:

Aarav's birthday is on Sunday, 12th March . On what day of the week will be Madhup's Birthday in the same year if Madhup was born on 10th August?

A) Thursday B) Wednesday
C) Friday D) Saturday
 
Answer & Explanation Answer: A) Thursday

Explanation:
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Filed Under: Calendar
Exam Prep: Bank Exams

20 2694
Q:

The difference between the interests earned when Rs. P is invested for four years in a scheme offering 9% p.a. Simple interest and when the same sum (Rs P) is invested for two years in another scheme offering 12% p.a. simple interest, is Rs 480. What is the value of P?

A) 2000 B) 3500
C) 2500 D) 4000
 
Answer & Explanation Answer: D) 4000

Explanation:

p=(p*4*9)/100-(p*2*12)/100 = 480

=12p/100=480

p=4000

 

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Filed Under: Simple Interest

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