Searching for "19"

Q:

On dividing 24a2b2 by 6b2, we will get

A) 4b B) 4ab
C) 4 D) 4a2
 
Answer & Explanation Answer: D) 4a2

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Filed Under: Simplification
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Q:

If pq(p+q) = 1, then the value of 1p3q3-p3-q3 is equal to

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

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Q:

If x2+1x2 = 2, then the value of x - 1x is

A) -2 B) 0
C) 1 D) -1
 
Answer & Explanation Answer: B) 0

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Q:

The average monthly salary of 19 members of a group is Rs. 16000. If one more members whose monthly salary is Rs. 20000 has joined the group, then the average salary of the group is

A) Rs.18250 B) Rs.16200
C) Rs.18000 D) Rs.16250
 
Answer & Explanation Answer: B) Rs.16200

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Q:

If 5 * 3 = 19 and 8 * 5 = 49, then what should 6 * 4 be?

A) 24 B) 28
C) 18 D) 16
 
Answer & Explanation Answer: B) 28

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Filed Under: Coding and Decoding
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Q:

If xy = 22 and x2+ y2= 100, then what will be the value of (x + y)?

A) 12 B) 144
C) 72 D) 6
 
Answer & Explanation Answer: A) 12

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Q:

If tan2A - sin2A = x, then value of x is

A) tan2A sin2A B) cot2A cosec2A
C) tanA sinA D) cotA cosecA
 
Answer & Explanation Answer: A) tan2A sin2A

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Q:

199994 x 200006 = ?

A) 39999799964 B) 39999999864
C) 39999999954 D) 39999999964
 
Answer & Explanation Answer: D) 39999999964

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