If a = 8×103 and b =4×10−2 then ratio a : b = 200000 : 1
If A:B = 12:38, B:C = 13:59 and C:D = 56:34, then the ratio A:B:C:D is
A line AB is divided internally at P(4, -8) in the ratio 2 : 3 & at Q(0, -10) in the ratio 3 : 2. Find A & B.