Выпишите предложения, в которых причастие I является определением, и переведите их

Выпишите предложения, в которых причастие I является определением, и переведите их на российский язык.
3.1. An increasing concern has been expressed about the continued growth in world population.
3.2. The unemployment is growing too rapidly for labour markets to be in
equilibrium.
3.3. Varying input, the firm can vary output.
3.4. People working in their own businesses should calculate the cost of their own
time spent in running the business.
3.5. The dollar is constantly fluctuating.