Question
What is the speed of the stream if a ship takes 15 hours to travel 240 km in calm waters, given that the ratio of its speed against the current to its speed with the current is 5:11, respectively?
More Quadratic equation Questions
- Find the remainder when x⁵ − 3x⁴ + 4x³ − 6x² + 8x − 3 is divided by (x − 2).
- Solve the quadratic equations and determine the relation between x and y: Equation 1: x² - 40x + 300 = 0 Equation 2: y² - 30y + 216 = 0
- Solve the quadratic equations and determine the relation between x and y: Equation 1: 4x² - 12x + 9 = 0 Equation 2: 2y² + 10y + 12 = 0
- Determine the value of m so that the equation x² + mx + 25 = 0 has equal and real roots.
- I. 20y² - 13y + 2 = 0 II. 6x² - 25x + 14 = 0
- I. 20y² - 13y + 2 = 0 II. 6x² - 25x + 14 = 0
- I. 77x² - 25x – 72 = 0 II. 42y² + 13y – 42 = 0
- if x satisfies 3x² – 5x – 12 = 0, find the sum of reciprocals of roots.
- I. 3x2 - 16x - 12 = 0 II. 2y2 + 11y + 9 = 0
- I. 5x + 2y = 31 II. 3x + 7y = 36
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