Question

Ok i have the answer i just need to know if the answer needs to say % or mL..

A drugist has one solution that is 10% iodine, and another that is 50% iodine. How much of each solution should he use to get 100mL of a mixture that is 20% iodine?

Answer 1

Answer was x=75

Answer 2

Does the answer need to say % or mL..

Answer 3

mL

Answer 4

x = 75 was part of the answer, the remaining bit was y = 25

So you need 75 mL of 10% iodine and 25 mL of 50% iodine