Quantitative Aptitude - Arithmetic Ability Questions

If the number 583_437 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be

The area of a circle is 616 cm². What is its circumference (in cm).

If a+b+c = 0, then (a^3 + b^3 + c^3)^2 = ?

If (5x – y)/(5x + y) = 3/7, then what is the value of (4x2 + y2 – 4xy)/(9x2 + 16y2 + 24xy) ?

If (x2/yz) + (y2/zx) + (z2/xy) = 3, then what is the value of (x + y + z)3?

If one-third of a number is 45, then what will be the 45% of that number?

The mean deviation of the data 3, 10, 10, 4, 7, 10, 5 is :

Find the angular elevation of the sum when the shadow of a 15m long pole is 152meters