Quantitative Aptitude - Arithmetic Ability Questions

Q:

In a trapezium, one diagonal divides the other in the ratio 2 : 9. If the length of the larger of the two parallel sides is 45 cm, then what is the length (in cm) of the other parallel side?

A) 10 B) 5
C) 18 D) 14
 
Answer & Explanation Answer: A) 10

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

1 2031
Q:

There is a three digit number. The digit at the tenth place is 3. If the place of all the digits are replaced with each other symmetrically about the tens position,then the new number obtained is 396 more than the original three digit number. The sum of the digits at unit & hundredth place is 14. Find out the original number?

A) 513 B) 539
C) 439 D) 613
 
Answer & Explanation Answer: B) 539

Explanation:

Ans.
Let digit = xyz
Given y = 3
According to the question = (100z+10y+x) - (100x+10y+z) = 396x99z-99x = 396
Z-x = 4
Also, Z+ x = 14
Solving (i) & (ii)
Z = 9 , x= 5
The original number is 539

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Filed Under: Numbers

0 2030
Q:

If 4/5th of 6/7th of a number is 216, then 8/9th of that number will be

A) 179 B) 280
C) 160 D) 149
 
Answer & Explanation Answer: B) 280

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT

2 2030
Q:

For x = 462+3, what is the value of x+22x-22+x+23x-23

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

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2030
Q:

ΔABC a right angled triangle has ∠B = 90° and AC is hypotenuse. D is its circumcentre and AB = 3 cms, BC = 4 cms. The value of BD is

A) 3 cms B) 4 cms
C) 2.5 cms D) 5.5 cms
 
Answer & Explanation Answer: C) 2.5 cms

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 2030
Q:

Two cars travel from city A to city B at a speed of 30 and 48 km/hr respectively. If one car takes 3 hours lesser time than the other car for the journey, then the distance between City A and City B is

A) 288 km B) 240 km
C) 360 km D) 192 km
 
Answer & Explanation Answer: B) 240 km

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Filed Under: Time and Distance
Exam Prep: Bank Exams

3 2030
Q:

Two cars travel from city A to city B at a speed of 30 and 45 km/hr respectively. If one car takes 2.5 hours lesser time than the other car for the journey, then the distance between City A and City B is:

A) 270 km B) 338 km
C) 180 km D) 225 km
 
Answer & Explanation Answer: D) 225 km

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Filed Under: Time and Distance
Exam Prep: Bank Exams

2 2029
Q:

The marked price is 10% higher than the cost price . A discount of 10% is given to the marked price . In this kind of sale the seller

A) bears no gain , no loss B) gains
C) loses 1% D) None of these
 
Answer & Explanation Answer: C) loses 1%

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

0 2029