Turing interview questions

1.Tell me about yourself. 2.How u got interest in mathematics? 3.Do you know quadratic equation? What's the discrimination here? 4. x^{2} + 5 |x| +6 = 0 . Here how many real values we can find? 5.(a-b)x ^2+(b-c)x+(c-a)=0 here both roots are equal. What are the relation between a,b,c and find the value of them. 6.A shopkeeper is giving 20% discount but still he is profiting 20% What is percentage of mp and cp? 7. square series given and asked me to find the sum. 8.If 2 dice thrown randomly then what's the probability of sum is prime number. 9.What is the minimum value of r in 3sinx+4cosx+r>=0 10.To find the radius of the incircle of a right triangle 11.Find the derivative of y= e^x . sin^2 x . cos^3 x . x^x . many more 12.2 function given and one has a and other has b. then what's the value of b-a? 13. In a triangle ABC where AB , AC given and BC is x .Condition is x belongs to Z.