$The\ number\ \left(\sqrt{2}-\sqrt{3}\ \right)\ \left(\sqrt{2}+\sqrt{3}\right)\ \ will\ be\ \ -$  

The lines represented by the equations: 9x + 3y + 12 = 0 and 18x + 6y + 24 = 0 will -

 $A\ quadratic\ polynomial,\ whose\ zeroes\ are\ -3\ and\ \ 4,\ is\ -$  

 $\Delta ABC$   $\sim$   $\Delta\ PQR$  , such that ar( $\Delta$  ABC)=4 ar( $\Delta PQR$  ).If BC= 12 cm, then QR=

If α, β and γ are the zeros of the cubic polynomial ax³+bx²+cx+d then αβγ is equal to

Sum of the zeros of the polynomial x²+7x+10 are

Q 5. If  $\alpha\ and\ \beta$  are the zeroes of the polynomial  $2x^2+5x+1$  , then the value of  $\alpha+\beta+\alpha\beta$  is :

 $\frac{1}{\cos\ 30\degree}=$  

Distance between the points(2,3) and (4,1) is _______

Given tan A =4/3, value of cos A is_____

The probability that a non-leap year has 53 Sunday’s, is

The probability of getting a number greater than 2 in throwing a die is -

One card is drawn from a well shuffled deck of 52 cards. The probability that it is black queen is -

If one zero of the quadratic polynomial x² + 3x + k is 2, then the value of k is -

A letter of English alphabet is chosen at random. The probability that the chosen letter is a consonant

is -

A bag contains 3 red and 7 black balls. A ball is taken out of the bag at random. What is the probability of getting a black ball?

 $If\ \sin\theta\ =\ \cos\theta,\ ^{\ }0\degree\ <A\ <\ 90\degree,\ then\ \theta\ is\ equal\ to\ -$  

 $If\ \ the\ \ area\ \ of\ \ the\ \ circle\ \ is\ \ \ 145\ \ cm^2,\ \ then\ \ its\ \ perimeter\ \ is\ \ -\$