Quantitative Aptitude - Arithmetic Ability Questions

Q:

In the following question, select the odd number from the given alternatives.

A) 31 B) 37
C) 43 D) 49
 
Answer & Explanation Answer: D) 49

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Q:

Find the unit place in 194102+294103

A) 0 B) 6
C) 8 D) 2
 
Answer & Explanation Answer: A) 0

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Filed Under: Simplification
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Q:

If x = 999, y = 1000, z = 1001, then the value of x3+y3+z3-3xyzx-y+z is

A) 1000 B) 9000
C) 1 D) 9
 
Answer & Explanation Answer: D) 9

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Filed Under: Simplification
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Q:

If x + y = 10 and x2 + y2 = 68, then find xy

A) 21 B) 24
C) 25 D) 16
 
Answer & Explanation Answer: D) 16

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Q:

Point Q(-1,b) is the midpoint of segment EF. Co-ordinates of point E are (-4,a) and point F are (2,0). What is the value of a and b?

A) a = 2; b = 1 B) a = -2; b = -1
C) a = -4; b = -8 D) a = 4; b = 8
 
Answer & Explanation Answer: B) a = -2; b = -1

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Q:

What is the length of the arc whose central angle is 30° and radius of the circle is 21 cm?

A) 22 cm B) 16.5 cm
C) 11 cm D) 28 cm
 
Answer & Explanation Answer: C) 11 cm

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Filed Under: Area
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Q:

Reflection of the point (2,-4) in the origin is

A) (2,4) B) (-2,-4)
C) (2,-4) D) (-2,4)
 
Answer & Explanation Answer: D) (-2,4)

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Q:

The marked price of an article is 60% more than its cost price. If the article is sold for Rs 300 after offering a discount of Rs 20, then what will be the profit percentage?

A) 45 B) 50
C) 25 D) 45
 
Answer & Explanation Answer: B) 50

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Filed Under: Profit and Loss
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