Ascuba diver was 12 feet below the surface of the water. he decended another 15 feet, then ascended another 10 feet. where is his location in relation to the surface of the water?

Determine the fraction of total interest owed. after the fourth month of a 12-month loan: the numerator is: {(n + ) + (n + ) + (n + ) + (n + )} = , and the denominator is: {(n) + (n + 1) + + (n + )} = . therefore, the fraction is numerator/denominator (to the nearest tenth) =