Let the three numbers be a, b and c respectively. According to question; (a + b + 2c) = 100 × 2 = 200……………..(1) (a + 2b + c) = 110 × 2 = 220……………..(2) (2a + b + c) = 150 × 2 = 300……………..(3) From equation (1), (2) and (3) 4 × (a + b + c) = 720 a + b + c = 180 (a + b + c)/3 = 60
Find the area of the triangle formed by the points A(2, 3), B(-1, -4), and C(5, -2).
If P(A) = 0.7, P(B) = 0.5 and P (B/A) = 0.3, find (i) P(A/B) (ii) P(A ∪ B)?
Find the co-ordinate of the centroid of a triangle whose vertices are (1,3), (2,1) and (2,5)?
Find the area of triangle formed by lines 4x-6y=24 x-axis and y-axis?
Find the co-ordinate of a point which divides the join of (3,2) and (3,2) internally in the ratio of 2:3?
The minute hand of a watch is 2 cm long. How far does its tip move in 45 minutes? (use π = 3.14)
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?
