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Q:

PQR is right angled at Q. If cosecP = 17/15, then what is the value of sinR ?

A) 15/17 B) 11/17
C) 8/17 D) 13/17
 
Answer & Explanation Answer: C) 8/17

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Q:

What will be the value of xy, if x2+y2 = 45 and x-y=5 ?

A) 10 B) 15
C) 20 D) 25
 
Answer & Explanation Answer: A) 10

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Q:

What is the remainder, when 4x4 +10x3-20x2+90 is divided by (x+2) ?

A) 0 B) -6
C) 45 D) 90
 
Answer & Explanation Answer: B) -6

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Q:

Which number will complete the series?

14, 27, 52, 101, 198, ?

A) 381 B) 395
C) 391 D) 394
 
Answer & Explanation Answer: C) 391

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Q:

In a certain code language, “HARMS” is written as “81181319” and “FLUTE” is written as “61221205”. How is “WOUND” written in that codelanguage?

A) 21144152 B) 21441514
C) 231521144 D) 171921415
 
Answer & Explanation Answer: C) 231521144

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Filed Under: Coding and Decoding

Q:

In a row of boys, Rahul is 19th from top and Ajay is 21st from bottom. They interchange their position. Ajay now becomes 28th from bottom. Howmany total boys are there in the row?

A) 47 B) 46
C) 45 D) 48
 
Answer & Explanation Answer: B) 46

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Q:

If cosec+sincosec-sin=53  then the value of sinis equal to

A) 1/2 B) 12
C) 32 D) 1
 
Answer & Explanation Answer: A) 1/2

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Q:

If a2b+c=b2C+a=a2a+b=1 then 11+a+11+b+11+c is

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

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Filed Under: Simplification