A sum of Rs 2489 is divided among A, B and C such that if Rs 12, Rs 12 and Rs 5 be diminish from the shares of A, B and C respectively, then theirshares will be in the ratio of 5 : 3 : 4. What is the new share (in Rs) of C?

On decreasing the price of a fan by 40%, its sales increases by 50%. What will be the percentage increase or decrease in its revenue?

If the radius of a circle is decreased to 25% of its original value, calculate the percentage decrease in the area of the circle

The triangle in which the orthocenter, circumcentre, Incenter and the centroid coincide each other at a point is known as _____________.

What is the value of x3-1x3+8 when 8x-8x-16=0 ?

What is the value of (-7776)25

If a2+b2=80 and ab = 32, then calculate the value of a-b/a+b.

Find the square root of 1485961