Quantitative Aptitude - Arithmetic Ability Questions

Q:

Which of the following questions is a statistical question?

A) Where do the professional sports leagues play?   B) How many professional sports leagues are there?
C) How many hours do the student-athletes at your school spend each week training for a sports league? D) How many hours of professional training took place over the weekend?  
 
Answer & Explanation Answer: B) How many professional sports leagues are there?

Explanation:

A statistical question is a question that can be answered by collecting data that vary.

In the given options, How many professional sports leagues are there? is a statistical question. Here to answer this question, we have to collect data from the sources.

 

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Filed Under: Probability
Exam Prep: Bank Exams

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Q:

If a-1a=1, then a2 + 1a2 ?

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

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Munni can bake 70 cakes in 7 hours, Munni and Guddi together can bake 90 cakes in 6 hours. How many cakes Guddi can bake in 10 hours?

A) 100 B) 50
C) 125 D) 25
 
Answer & Explanation Answer: B) 50

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

The numbers x, y, z are respectively proportional to 2, 3, 5 and the sum of x, y and z is 80. If the number z is given by the equation z = ax­-8, then a is

A) 6 B) 3/2
C) 3 D) 5/2
 
Answer & Explanation Answer: A) 6

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

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Q:

If x stands for addition, / stands for subtraction, + stands for multiplication and - stands for division, then what is the value of 20 x 8 / 8 - 4 + 2 ?

A) 24 B) 1
C) 20 D) 0
 
Answer & Explanation Answer: A) 24

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Q:

A person goes from point N to P and comes back. His average speed for the whole journey is 60 km/hr. If his speed while going from N to P is 40 km/hr, then what will be the speed of the person (in km/hr) while coming back from P to N?

A) 80 B) 100
C) 120 D) 140
 
Answer & Explanation Answer: C) 120

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

The sum of 15 observations of a data is (434 + x). If the mean of the data is x, then the value of x is

A) 31 B) 33
C) 27 D) 25
 
Answer & Explanation Answer: A) 31

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Filed Under: Average
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Q:

K is 5 years older to H. H is 3 years younger to R. R is 6 years older to C. C is 7 years younger to L. Who is the eldest?

A) H B) K
C) R D) L
 
Answer & Explanation Answer: B) K

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

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