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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

If 2x+2x=3, then the value of x3+1x3+2 is

A) 3/4 B) 4/5
C) 5/8 D) 7/8
 
Answer & Explanation Answer: D) 7/8

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Q:

What is the reflection of the point (-0.5, 6) in the x-axis?

A) (0.5, -6) B) (-6, -0.5)
C) (6, -0.5) D) (-0.5, -6)
 
Answer & Explanation Answer: D) (-0.5, -6)

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Q:

The distance between the centres of two circles is 61 cm and their radii are 35 cm and 24 cm. What is the length (in cm) of the direct common tangent to the circles?

A) 60 B) 54
C) 48 D) 72
 
Answer & Explanation Answer: A) 60

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Q:

In the given figure, AB is a diameter of the circle with center O and XY is the tangent at a point C. If ACX = 35 deg, then what is the value (in deg) of CAB?

A) 45 B) 35
C) 55 D) 65
 
Answer & Explanation Answer: C) 55

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Q:

Square of (3x – 5xy) is

A) 9x2 - 30x2y + 25x2y2 B) 9x2 - 15x2y + 25x2y2
C) 25x2 - 15x2y + 9x2y2 D) 25x2 - 30x2y + 9x2y2
 
Answer & Explanation Answer: A) 9x2 - 30x2y + 25x2y2

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Q:

Of three positive numbers, the ratio of first and second is 5 : 2, ratio of second and third is 5 : 4. The product of first and third is 1800. What is the sum of the three numbers?

A) 43 B) 133
C) 119 D) 129
 
Answer & Explanation Answer: D) 129

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Filed Under: Ratios and Proportions
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Q:

What is the measure (in degree) of an exterior angle of a regular polygon of 9 sides?

A) 36 B) 40
C) 30 D) 24
 
Answer & Explanation Answer: B) 40

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Q:

A, B and C can complete the work in 4, 5 and 6 hours respectively. If they all work together and receive Rs. 777 as wages then find the share of A.

A) Rs. 300 B) Rs. 315
C) Rs. 326 D) Rs. 175
 
Answer & Explanation Answer: B) Rs. 315

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Filed Under: Time and Work
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