Quantitative Aptitude - Arithmetic Ability Questions

Q:

What is the value of √121 + √12321 + √1234321 + √123454321?

A) 12345 B) 123456
C) 12344 D) 123454
 
Answer & Explanation Answer: C) 12344

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Q:

What is the sum of all natural numbers between 100 and 400 which are divisible by 13?

A) 5681 B) 5334
C) 5434 D) 5761
 
Answer & Explanation Answer: A) 5681

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Filed Under: Problems on Numbers
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Q:

Find the value of 6813+6413314

A) 5 B) 6
C) 36 D) 216
 
Answer & Explanation Answer: B) 6

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Q:

What is the value of √[(1 ­- cosA)/(1 + cosA)]?

A) cosecA ­- cotA B) cosecA + cotA
C) secA -­ cotA D) secA + cotA
 
Answer & Explanation Answer: A) cosecA ­- cotA

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Q:

Select the odd letters from the given alternatives.

A) NML B) EDC
C) QRS D) WVU
 
Answer & Explanation Answer: C) QRS

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Filed Under: Odd Man Out
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Q:

If 7x ­- 5y = 13 and 2x -­ y = 5, then (x -­ y) is

A) 3 B) 4
C) 5 D) 1
 
Answer & Explanation Answer: D) 1

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Q:

What is the value of x4+y4 when the value of x3+y3=8 and x+y=2 ?

A) 2 B) 8
C) 16 D) 32
 
Answer & Explanation Answer: C) 16

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Q:

If 3√2 + √18 + √50 = 15.55, then what is the value of √32 + √72?

A) 13.22 B) 10.83
C) 14.13 D) 16.54
 
Answer & Explanation Answer: C) 14.13

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