Aptitude and Reasoning Questions

Q:

If x2+y2+z2-8x+6y-4z+29 = 0, then find the value of z(x+y).

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

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Q:

A man travels 401 kilometres in, partly by rail and partly by steamer. He spends 6 hours more time on steamer. If the velocity of the steamer is 21 km/hr and the velocity of rail is 56 km/hr, how much distance does he cover by steamer?

A) 241 km B) 302 km
C) 201 km D) 362 km
 
Answer & Explanation Answer: C) 201 km

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Q:

An octahedron has 6 vertices. How many edges does it have?

A) 8 B) 12
C) 6 D) 10
 
Answer & Explanation Answer: B) 12

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Q:

Triangle PQR is inscribed in a circle such that P, Q and R lie on the circumference. If PQ is the diameter of the circle and ∠PQR = 40°, then what is the value (in degrees) of ∠QPR?

A) 40 B) 45
C) 50 D) 55
 
Answer & Explanation Answer: C) 50

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Q:

PQ is a tangent to the circle at T. If TR = TS where R and S are points on the circle and ∠RST = 65°, the ∠PTS =

A) 65° B) 130°
C) 115° D) 55°
 
Answer & Explanation Answer: C) 115°

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Q:

If  C+1C = 3, then what is the value of C3+1C3 = ?

A) 0 B) 3√3
C) 1/√3 D) 6√3
 
Answer & Explanation Answer: A) 0

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Q:

What is the equation of a line which has 3 as x-intercept and -5 as y-intercept?

A) 3x - 5y = 15 B) 5x - 3y = 15
C) 5x + 3y = 15 D) 3x + 5y = 15
 
Answer & Explanation Answer: B) 5x - 3y = 15

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Q:

If a mirror is placed on the line, choose the right image of the given figure?

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

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