Quantitative Aptitude  Quadratic Equation  Formula & Concept Quiz
#  Quiz 

1
Discuss

Formula & Concept
Find the roots of the quadratic equation: x^{2} + 2x  15 = 0?
Solution 
2
Discuss

Formula & Concept
Find the roots of the quadratic equation: 2x^{2} + 3x  9 = 0?
Solution 
3
Discuss

Formula & Concept
The sum and the product of the roots of the quadratic equation x^{2} + 20x + 3 = 0 are?
Solution 
4
Discuss

Formula & Concept
If the roots of the equation 2x^{2}  5x + b = 0 are in the ratio of 2:3, then find the value of b?
Solution 
5
Discuss

Formula & Concept
The sum of the squares of two consecutive positive integers exceeds their product by 91. Find the integers?
Solution 
6
Discuss

Formula & Concept
One root of the quadratic equation x^{2}  12x + a = 0, is thrice the other. Find the value of a?
Solution 
7
Discuss

Formula & Concept
The sum of the square of the three consecutive even natural numbers is 1460. Find the numbers?
Solution 
8
Discuss

Formula & Concept
If a and b are the roots of the equation x^{2}  9x + 20 = 0, find the value of a^{2} + b^{2} + ab?
Solution 
9
Discuss

Formula & Concept
A boat takes 90 minutes less to travel 36 miles downstream than to travel the same distance upstream. If the speed of the boat in still water is 10 mph, the speed of the stream is
Solution 
#  Quiz 