Aptitude and Reasoning Questions

Q:

The mean of the 5 smallest numbers from a group is 15 while the mean of all the 13 members of the group taken together is 17. What is the mean of the 8 largest numbers?

A) 18.50 B) 17.75
C) 18.75 D) 18.25
 
Answer & Explanation Answer: D) 18.25

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Filed Under: Average
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Q:

If RUN = 182114 and BIN = 2914, then BRING =

A) 2189147 B) 1178136
C) 31910158 D) 21910158
 
Answer & Explanation Answer: A) 2189147

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Filed Under: Coding and Decoding
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Q:

If "S" denotes "multiplied by", "V" denotes "subtracted from", "M" denotes "added to" and "L" denotes "divided by", then 11 V 9 M 88 L 11 S 9 = ?

A) 66 B) -70
C) 74 D) 72
 
Answer & Explanation Answer: C) 74

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Q:

For triangle PQR, what is the equation of altitude PS if co­ordinates of P, Q and R are (5,1), (0,­4) and (­2,3) respectively?

A) 7x + 2y = 33 B) 2x -­ 7y = 9
C) 2x -­ 7y = ­-3 D) 7x + 2y = -­33
 
Answer & Explanation Answer: B) 2x -­ 7y = 9

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Filed Under: Simplification
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Q:

α and β are the roots of the quadratic equation x2  x  1 = 0. What is the value of α8 + β8?

A) 47 B) 54
C) 59 D) 68
 
Answer & Explanation Answer: A) 47

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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 ΔADE is 8 cm sq, what is the area (in sq cm) of quadrilateral BDEC?

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

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Q:

Among three numbers , second is twice the first and also thrice the third . If the average of the three numbers is 33 , then the largest number is

A) 36 B) 54
C) 62 D) 72
 
Answer & Explanation Answer: B) 54

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Filed Under: Problems on Numbers
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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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