An object increases its velocity from $10\ \text{m s}^{-1}$ to $30\ \text{m s}^{-1}$ over $4.0\ \text{s}$. The accelerating force is $150\ \text{N}$. Determine the mass of the object.
- A$0.033\ \text{kg}$
- B$5.0\ \text{kg}$
- C$7.5\ \text{kg}$
- D$30\ \text{kg}$