What is the math of 33-(-0.4)=32.6

Sum is 17 and their difference is 3

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.