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Q:

If a - b = 3 and a2+b2=25, then the value of ab is

A) 16 B) 8
C) 10 D) 15
 
Answer & Explanation Answer: B) 8

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Q:

State Land Reform is under which part of the Constitution?

A) 7th Schedule B) 8th schedule
C) 9th Schedul D) 10th schedule
 
Answer & Explanation Answer: C) 9th Schedul

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Filed Under: Inventions

Q:

ΔPQR is right angled at Q. If cosecP = 25/24, then what is the value of cotR ?

A) 25/7 B) 24/25
C) 7/24 D) 24/7
 
Answer & Explanation Answer: D) 24/7

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Q:

ΔPQR is right angled at Q. If m∠R = 60o, then find the value of (secP - 1/√3) 

A) (√6-6)/3√3 B) (1-3√2)/3
C) 1/√3 D) 2/√3
 
Answer & Explanation Answer: C) 1/√3

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Q:

The surface area of a sphere is 1386 cm2.  Find its diameter (in cm)

A) 10.5 B) 42
C) 21 D) 31.5
 
Answer & Explanation Answer: C) 21

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Q:

What is the sum of the measures of all the interior angles of a regular polygon of 9 sides?

A) 1260 B) 1440
C) 1800 D) 2340
 
Answer & Explanation Answer: A) 1260

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Q:

The line graph shows the sales per employee of a certain company. Study the diagram and answer the following questions

A) 2014 B) 2015
C) 2017 D) 2016
 
Answer & Explanation Answer: D) 2016

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Q:

If x+1x2 = 3, then the value of x3+1x3 is:

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

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