1.

1). 6 L2). 6.5 L3). 5.5 L4). 5 L

Answer»

Amount of mixture = 40 L

Amount of water INITIALLY = (10/100) × 40 = 4 L

Let ‘x’ be the amount of water to be added.

⇒ [(4 + x)/( 40 + x)] × 100 = 20

⇒ 40 + 10X = 80 + 2x

8X = 40

⇒ x = 40/8 = 5

∴ 5 L of water is to be added to the mixture.



Discussion

No Comment Found

Related InterviewSolutions