Question

Increase 160km by 30%

Answer 1

160 * 130 percent = 160 * 130/100 = 160 * 13/10 = 16 * 13 = 208

Answer 2

In this question a simple task is required to be done and that is increase 160 km by 30%
Then
Amount of increase in km = 160 * (30/100)
= 48 km
Then the km after increase = (160 + 48)
= 208 km.
In this problem the only thing that needs to be done correctly is the calculation. Otherwise there is nothing tough in this problem. I hope it helps you to understand the procedure for solving the problem.