To find the difference, subtract Thea's earnings from Hadley's earnings.
Thea earned $54 more than Hadley.
18 + 7/8 + 3/4 + 1/2 = 18 + 7/8 + 6/8 + 4/8 = 18 + 17/8 = 19 1/8
<span>120/4 = 30 but 240/12 = 20, your answer is D. (the second dolphin, after 20 seconds)
take care :)</span>
Answer:
A
Step-by-step explanation:
I graphed it