A fish was swimming -6 1/2 feet below the water's surface at 7:00 a. m. Four hours later, the fish was at a depth that is -8 1/4 feet below where it was at 7:00 a. m. What rational number represents the position of the fish with respect to the water's surface at 11:00 a. m.?

c

step-by-step explanation:

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents

its line 2 i just added the rest or else it wouldn't let me answer