The school nutritionist is ordering apples for school lunches. The price for six crates of apples delivered to the school is $82. The price for 11 crates is $137. By how much does the cost increase for each additional crate of apples purchased? Show your work to earn full credit.

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.