Question
If Sudhir was born on 3rd October 1995. Samar
was born on 3 days before Sudhir. The Republic day of that year fell on Thursday. Which day was Samar born?Solution
Samar was born on 30st September 1995. 26th January 1995, was Thursday Days upto 30st September 1995 from 26th January = 5 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 = 247 = 35 weeks + 2 days = Thursday + 2 days = Saturday
Find the area of the triangle formed by the points A(2, 3), B(-1, -4), and C(5, -2).
The equation of a line is 2x - 3y = 12. Find the perpendicular distance of the point (4, 5) from this line.
Find coordinates of the point dividing the line joining (–3,2) and (5,8) internally in ratio 3:1.
Which of the following is NOT a known factor to uniquely determine a plane?
Find the Perpendicular distance between two lines
6x + 8y = 18, 12x + 16y =20
A line passes through the point (4, 3) and is perpendicular to the line 3x + 4y = 12. Find the equation of the new line.
Find the equation of the circle passing through the points (1, 2) and (2, -1), and whose center lies on the line x - 2y + 3 = 0.
Determine the co-ordinates of the point where the line through the points A (3, 4, 1) and B (5, 1, 6) crosses the XY- plane?

If P(A) = 0.7, P(B) = 0.5 and P (B/A) = 0.3, find (i) P(A/B) (ii) P(A ∪ B)?