The cost of a car is 400% greater than the cost of a bike. If there is an increase in the cost of the car by 15% and that of the bike is 20%, then the total increase in the cost of the 5 cars and 10 bikes is -
1
18.5%
2
\(16\frac{3}{7}\%\)
3
17.5%
4
18.25%