# One-half cup of black beans provides 15% of the potassium you need daily. You must get the remaining 2890 milligrams from other sources. How many milligrams of potassium should you consume daily?

##### 1 Answer

Dec 7, 2016

#### Answer:

Total potassium intake required is 3400 milligrams

#### Explanation:

Let the total amount required be

You have 15% already. This means that the amount yet to be taken is:

so

write as:

Multiply both sides by