SECTION

Find L.C.M of $120$ and $144$.

If one of the zeroes of quadratic polynomial $a{x}^2+bx+c=0$ is zero, then find the value of $c$.

For what value of $k$ system of linear equations $kx+2ky=7$ and $3kx-2ky=8$ has unique solution?

If each term of the A.P., $3, 7, 11, 15, \dots$ is increased by a constant number $k$, then what will be the common difference of the new A.P.?

In a plane how many circles can be drawn through three non-collinear points?

What is the probability of getting $53$ Tuesdays in a leap year? (Write the final answer in its simplest fraction form)

How many real zeros does polynomial $\left(x^2+x+1\right)$ have?

For what value of $k$ the system of linear equations $x+2y=3k$ and $3x+6y=9k$ has infinitely many solutions.