Question
Read the directions carefully and answer the following
questions. Hemant, Dev, Aman, Chahat, Kamal, and Suman live in a three floored building. The bottommost floor is numbered Floor - 1 and the topmost floor is numbered Floor - 3. Kamal doesn’t live with Chahat. Aman lives just above the floor on which Chahat lives. Hemant lives with Dev on a non-prime numbered floor. Who among the following lives with on the second floor?Solution

If the roots of the quadratic equation 7y² + 5y + 9 = 0 are α and β, then find the value of [(1/α) + (1/β)].
I. 27x² + 120x + 77 = 0
II. 56y² + 117y + 36 = 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: 19x² - 92x + 73 = 0
Equation 2: 17y² - 76y + 59 = 0
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 s...
I. 5x2 – 7x – 6 =0
II. 2y2 – 5y – 7 =0
I. 35x² + 83x + 36 = 0
II. 42y² + 53y + 15 = 0
I. 84x² - 167x - 55 = 0
II. 247y² + 210y + 27 = 0
I: x2Â + 31x + 228 = 0
II: y2 + 3y – 108 = 0
I. x2 + 28x + 96 = 0
II. y2 + 3y - 70 = 0