0.5 x 4 = 2 feet / 2 feet in 4 seconds
15 - 2 = 13
New depth: 13 feet
0.4 x 3 = 1.2 feet / 1.2 feet in 3 seconds
13 - 1.2 = 11.8
New depth: 11.8 feet
i guess is by multiplying 3by the first equation and multiply 2by the second equation
Answer:
The answer is B..... The corresponding is the identical number between all
The is 7 in each...