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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) Sagarmatha B) Mount Everest
C) Kanchenjunga D) Chomolungma
 
Answer & Explanation Answer: C) Kanchenjunga

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Filed Under: Odd Man Out
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Q:

The sum of two numbers is equal to thrice their difference. If the smaller of the numbers is 10 find the other number.

A) 15 B) 30
C) 40 D) None of these
 
Answer & Explanation Answer: D) None of these

Explanation:

Let larger number be x and smaller number be y.

Also, y = 10

According to question,

⇒(x + y) = 3((x –y)⇒(x + 10) = 3(x –10)

⇒2x = 40⇒x = 20

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Filed Under: Numbers
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Q:

Coefficient of x in (x + 11)(3 -­ 5x) is _____.

A) 33 B) -5
C) 3 D) -52
 
Answer & Explanation Answer: D) -52

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Filed Under: Simplification
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Q:

In ΔUVW measure of angle V is 90 deg. If sinU = 24/25, and UV = 0.7cm, then what is the length (in cm) of side VW?

A) 2.5 B) 3
C) 2.4 D) 4
 
Answer & Explanation Answer: C) 2.4

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Filed Under: Simplification
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Q:

In the following question, select the odd letter/letters from the given alternatives.

A) DGJ B) TVW
C) HKN D) PSV
 
Answer & Explanation Answer: B) TVW

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Filed Under: Odd Man Out
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Q:

tan(A/2) is equal to

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

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Filed Under: Simplification
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Q:

A cone of height 12 cm and diameter 10 cm is mounted on a hemisphere of the same diameter. What is the volume of the solid thus formed?

A) 384.13 sq cm B) 576.19 sq cm
C) 192.06 sq cm D) 288.1 sq cm
 
Answer & Explanation Answer: B) 576.19 sq cm

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Filed Under: Volume and Surface Area
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Q:

In ΔPQR, PQ = PR = 18 cm, AB and AC are parallel to lines PR and PQ respectively. If A is the mid-point of QR, then what is the perimeter (in cm) of quadrilateral ABPC?

A) 18 B) 28
C) 32 D) 36
 
Answer & Explanation Answer: D) 36

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Filed Under: Volume and Surface Area
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