If x = 332, y = 333, z = 335, then the value of x³ + y³ + z³ – 3xyz is

Direction: What value will come in place of the question mark (?) in the following question?

230, 204, 187, 177, 172, ?

The radii of two right circular cylinders are in the ratio 3:2 and the ratio of their volumes is 27: 16. What is the ratio of their heights?

If x + y + 3 = 0 , then find the value of x³+y³-9xy+9.

In △ABC, D and E are points on sides AB and AC, such that DE||BC. If AD=x+3, DB=2x-3, AE=x+1 and EC=2x-2, then the value of x is

If $$x+{1\over x}=c{1\over c}$$ then the value of x

If (10 a³+4b³):(11a³-15b³)=7:5, then (3a+5b):(9a-2b)=?

In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.

I. x²+ 35x + 306 = 0

II. y² + 41y + 408 = 0