A solution weighing 500 g contains 40 g of salt. How many grams of salt are in 200 g of the same solution?
June 27, 2021 | education
| The solution of the problem:
500 gr. (Solution) – 40 gr. (Salt)
200 gr. (Solution) – X gr. (Salt)
X gr. (Salt) = (200 gr. (Solution) × 40 gr. (Salt)) / (500 gr. (Solution)) = 16 gr. (Salt)
Otherwise: X = (200 × 40) / 500 = 16 gr. (Salt)
Correct answer: 200 grams of solution contains 16 grams of salt.

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.