What is the full form of

I. 2x² – 25x + 33 = 0

II. 3y² + 40y + 48 = 0

I. 81x - 117√x + 40 = 0

II. 81y - 225√y + 136 = 0

I. 8a² – 22a+ 15 = 0

II. 12b² - 47b + 40=0

Solve the quadratic equations and determine the relation between x and y:

Equation 1: x² - 40x + 375 = 0

Equation 2: y² - 36y + 324 = 0

I. 3x² = 2x² + 9x – 20

II. 3y² = 75

Quantity I: The price of rice is decreased by 30%, by how much % the consumption is increase so that the expenditure will decreased by 10%?

Solve the quadratic equations and determine the relation between x and y:

Equation 1: 11x² - 93x + 88 = 0

Equation 2: 13y² + 118y + 93 = 0

I. p² - 19p + 88 = 0   

II. q² - 48q + 576 = 0

I. 2b² + 31b + 99 = 0

II. 4a² + 8a - 45 = 0

I. x² - 5x - 14 = 0

II. y² - 16y + 64 = 0