The area of a circle is 38.5 cm2. Find its circumference (in cm).
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If cos(A-B) - cos(A+B) = x, then the value of x is
"Hema Malini : Beyond the Dream Girl" is authored by which author?
Consider a planet whose mass and radius are both twice the mass and radius of Earth. The acceleration due to gravity on the surface of the planet is 'n' times that on Earth. The value of n is:
Which is the official language for Android development?
The demand curve _____.
The existence of a parallel economy (black money) ___________.
Who is the author of the book named "Making India Awesome"?