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Let the length and breadth of the rectangle be 5x cm and 4x cm, respectively According to the question, 2 × (5x + 4x) = 180 Or, x = 90/9 = 10 Therefore, each side of the square = 1.25 × 4x = 50 cm Perimeter of the square = 4 × 50 = 200 cm Required difference = 200 – 180 = 20 cm
I. 2x2 - 9 x + 9 = 0
II. 2y2 - 7 y + 3 = 0
I. 4x2+ 3√7 x-7 =0
II. 7y2+ 4√7 y-5=0
I. p² - 10p +21 = 0
II. q² + q -12 = 0
I. 4 x ² - 4 x + 1 = 0
II. 4 y ² + 4 y + 1 = 0
...One of the roots of the equation x² – 12x + k = 0 is x = 3. The other root is ___________.
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%?
Quant...
I. 7x + 8y = 36
II. 3x + 4y = 14
I. 2y2 - 15y + 18 = 0
II. 2x2 + 9x - 18 = 0
I. y² + y – 56 = 0
II. 2x² + 11 x – 40 = 0
Solve the quadratic equations and determine the relation between x and y:
Equation 1: x² - 34x + 288 = 0
Equation 2: y² - 29y + 210 = 0
