If A(p, q), B(m, n) and C(p-m, q-n) are collinear, then………

If $P=\{3x\mathrm{\mid }x\in N,x\le 50\},P=\backslash \{3x|x\backslash in\; N,x\backslash leq50\backslash \},$

$Q=\{5x\mathrm{\mid }x\in N,x\le 30\},Q=\backslash \{5x|x\backslash in\; N,x\backslash leq30\backslash \},$ then $n(P\cap Q)=n(P\backslash cap\; Q)=$

(3, -1), (2, 6) and (-5, 7) are the midpoints of the sides of the triangle ABC. The area of triangle ABC is ……. sq. units

The ratio in which X-axis divides the line segment joining the points (5, 4) and (5, -3) is …………

AOBC is a rectangle with A = (0, 3), O (0, 0) and B (5, 0), then the length of its diagonals is ………

The points (-4, 0), (4, 0), (0, 3) are vertices of ………

The points of trisection of the line segment joining (2, -2), (-7, 4) are

The points which divide the line segment joining A(-2, 2) and B(2, 8) into four equal parts are

The end points of a line are (2, 3), (4, 5). Then its slope is

The value of k for which the points (7, -2), (5, 1), (3, k) are collinear is