When a farm is managed by government officials then it

If 112 ÷28 x 2² –12 x 6 ÷ 3 +12 = z, then find the value of z.

Rs. 25200 is invested in 3 parts in such a way that Simple Interest on 1^st Part at 4% per annum for 3 years, Simple Interest on 2^nd

If x = (2+√3)/(2-√3), y = (2-√3)/(2+√3)

Then find out the value of (x²+y²-xy)/(x²+y²+xy)

If, ( a + b = 10 ) and ( a² + b² = 58 ), then find the value of (a³ + b³). 

(x – 4)² + (y + 3) ² + (z – 5) ² = 0, then find the value of 2x + 3y – z.

If x = (√13 + √12)/ (√13 - √12) and y = (√13 - √12)/(√13 + √12), then find the value of 4x² – xy + 4y².

If 3x + (1/3x) = 8 then find 27x³ + (1/27x³) = ?