It is actually the top one on the second picture because if you were to rotate it 180 degrees, it would end up on the same points
If you would like to know what is the unit price for the hair shampoo, you can calculate this using the following steps:
500 ml ... $2.10
100 ml ...$x = ?
500 * x = 2.10 * 100 /500
x = 2.10 * 100 / 500
x = $0.42
The unit price for the hair shampoo is $0.42.
The answer is a since 150/6 is 25