What amount of liquid is drawn. .?

Science & Mathematics by Anonymous 2018-05-25 11:04:06

Social Science

1 answer

A vessel is filled with a liquid, which is 3 parts water and 5 parts milk. How much of the liquid should be drawn off and replaced with water to make it half water and half milk...? A)1/8 B)1/5 C)2/3 Please explain.. Thank you

Anonymous

water: 3/8 - (3/8)x + x = 1/2; (5/8)x = 1/8; x=1/5 milk: 5/8 - (5/8)x = 1/2; (5/8)x=1/8; x=1/5