Can some on help me with this

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Sum is 17 and their difference is 3

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.