# Quick solutions can not be in the wrong , The precise amount will not be a waste of time . # See the proof : 1. # Four fifth of a number is 10 more than two third of the number.
The number is ( ie a number of four- pancamansa number two – thirds of the 10 , how many ?) (Janata Bank Officer- 2009) a.55 b.65 c.75 d.80
# Simple solution : Let's figure x, # Prasnamate , 4x / 5 - 2x / 3 = 10 Or , 12x - 10x / 15 = 10 Or , 2x / 15 = 10 Or , 2x = 150 So therefore the number x = 150/2 = 75 = 75 Answer: 75