Three main reasons imperialist countries took over foreigh nations for colonies

Countries could import/obtain more resources by colonizing a land rich in industrial materials, as well as gain a wider market for exporting mainland resources. Having more land also gave a country more power, especially in terms of an expanded military throughout the world.

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post