Afish tank, filled with water, is 100cm long,60cm wide and 40cm high. it is tilted resting on a 60cm edge, with the water level reaching c, the midpoint of ab. find the depth of water in the fish tank once ab is returned to a horizontal position.

I'm so close to finishing all these.

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.

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers