Mathematics Past Questions and Answers

The lengths of the sides of a right-angle triangle are (3x +1) \(\mathrm{cm},(3 x-1) \mathrm{cm}\) and x cm. Find X

Given two sets x and y. n(x) =15 and n(y)=10. The universal set =20. Find the value of \(n(A \cap B)\) (i.e. the smallest possible value).

The sum of the roots of a quadratic equation is 5 / 2 and the product of its roots is 4 . The quadratic equation is ____________

Find the range of the following fraction 1 / 6,1 / 3,3 / 2,2 / 3,8 / 9 and 4 / 3

If the length of a square is increased by 20 % while its width is decreased by 20% to form a rectangle. What is the ratio of the area of the rectangle to the area of the square?