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Q:

If the length of the shadow of a vertical pole be √3 times the height of the pole, the angle of elevation of the sun is:­

A) 60° B) 45°
C) 30° D) 90°
 
Answer & Explanation Answer: C) 30°

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Q:

ABC inscribed in a circle so that BC is a diameter. The tangent at a point C intersects BA when produced at a point D. If ABC=36° then the value of ADC is 

A) 36° B) 44°
C) 48° D) 54°
 
Answer & Explanation Answer: D) 54°

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Q:

If k is the largest possible real number such that p4+q4=(p2+kpq+q2)(p2-kpq+q2), then the value of k is

A) 1 B) -2
C) 2 D) 2
 
Answer & Explanation Answer: D) 2

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Q:

Eight members of a club donate Rs. 100 each towards a Relief Fund and the President of the club donates Rs. 50 more than the average donation of all (including President) of them. Then the contribution of the president is

A) 106.25 B) 156.25
C) 56.25 D) 206.25
 
Answer & Explanation Answer: A) 106.25

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Q:

When n is divided by 4, the remainder is 3. The remainder when 2n is divided by 4 is:

A) 1 B) 2
C) 3 D) 6
 
Answer & Explanation Answer: B) 2

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Q:

The vertical angle A of an isosceles triangle ΔABC is three times the angle B of it. The measure of the angle A is

A) 90° B) 108°
C) 100° D) 36°
 
Answer & Explanation Answer: B) 108°

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Q:

If a2+1=9a, (a0) then the value of a2+1a2 is

A) 81 B) 18
C) 79 D) 83
 
Answer & Explanation Answer: C) 79

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Q:

If x+5+1x+1=6 then the value of (x+1)3+1(x+1)3 is

A) 2 B) 0
C) -2 D) 4
 
Answer & Explanation Answer: A) 2

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