Question 1 :
If the difference of the squares of two numbers is 45, the square of the smaller number is 4 times the larger number, then the numbers are
Question 2 :
Distance of the line $x=64$ from the $y$ axis is _____ units
Question 3 :
State True or False, if the expression  $\displaystyle\frac{4}{\sqrt{5}-1}$ <br> $ \ =\ \sqrt{5}+1$ after rationalising the denominator. 
Question 4 :
The number of real roots of ${ \left| x \right| }^{ 2 }-5\left| x \right| +6=0$ is
Question 7 :
An angle whose measure is less than that of a right angle is ______.
Question 8 :
State whether the following statement is True or False.<br/>If two lines intersect each other,then the vertically opposite angles are equal.
Question 9 :
Consider isosceles triangle $ABC$, in which $AB=AC$ and$\angle ABC =50^o$. Find the $\angle BAC$.
Question 10 :
Consider the following statements:<br>i) If three sides of a triangle are equal to three sides of another triangle, then the triangles are congruent.<br>ii) If the three angles of a triangle are equal to three angles of another triangle respectively, then the two triangles are congruent.
Question 11 :
One side of an equilateral triangle is 30 cm Its area is
Question 12 :
State true or false:In $\triangle ABC$, $AB= BC=CA=2a$ and AD is perpendicular to side BC, the area of $\triangle ABC= a^2\sqrt2$.
Question 13 :
Mean of 199 observations is 40. If mean of first 100 observations is 42.5 and that of last 100 observations is 39.5 then the hundredth observation is 
Question 14 :
The average weight of three men A, B and C is 84 kg, Another man D joins the group and the average now becomes 80 kg, if another man E whose weight is 3 kg more than that of D replace A, than the average weight of B, C D and E becomes 79 kg. The weight of A is