Question

I need the answers to this question please

Answer 1

Answer:

Before submerged 150ml

After submerged: 180ml

rock volume: $180 - 150 = 30$

formula for density:

$\frac{mass}{volume} = 5.38$

$\frac{175}{30} = 5.38$

THE ANSWER IS b

prettty sure this is wrong but eh :/ probably correct