If 40% of (A + B) = 60% of (A – B) then2A

Here , 40% of (A + B) = 60% of (A – B)

⇒ (A + B) ×	40	= (A - B) ×	60
	100		100

⇒ 2 (A + B) = 3 (A – B)
⇒ 2A + 2B = 3A – 3B
⇒ A = 5B

∴	2A - 3B	=	10B - 3B
	A + B		5B + B

Required answer =	7B	=	7
	6B		6