Quantitative Aptitude - Arithmetic Ability Questions

Q:

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:5 and area of ΔABC is 98 cm sq, what is the area (in sq cm) of quadrilateral BDEC?

A) 90 B) 98
C) 94 D) 86
 
Answer & Explanation Answer: A) 90

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Filed Under: Area
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Q:

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

A) Square B) Rectangle
C) Cylinder D) Triangle
 
Answer & Explanation Answer: C) Cylinder

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Filed Under: Odd Man Out
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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) 525 B) 745
C) 636 D) 416
 
Answer & Explanation Answer: B) 745

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Filed Under: Odd Man Out
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Q:

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

A) Valley B) Lake
C) Ocean D) Creek
 
Answer & Explanation Answer: A) Valley

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Filed Under: Odd Man Out
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Q:

129 meter from the foot of a cliff on level of ground, the angle of elevation of the top of a cliff is 30°. The height of this cliff is

A) 50√3 metre B) 45√3 metre
C) 43√3 metre D) 47√3 metre
 
Answer & Explanation Answer: C) 43√3 metre

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Filed Under: Height and Distance
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Q:

In ΔABC, ∠BAC = 90° and AD is drawn perpendicular to BC. If BD = 7 cm and CD = 28 cm, then what is the length (in cm) of AD?

A) 3.5 B)  7
C) 10.5 D) 14
 
Answer & Explanation Answer: D) 14

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Filed Under: Volume and Surface Area
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Q:

The greatest perfect square number of 6 digits is

A) 999001 B) 998001
C) 998009 D) 998101
 
Answer & Explanation Answer: B) 998001

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Filed Under: Problems on Numbers
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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

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Filed Under: Problems on Numbers
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