Question :
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 is 15% and that of bike 20%. Then the total increase in the cost of the 5 cars and 10 bikes is:
1. 17.50%
2. 16(3/7)%
3. 18.50%
4. 18.25%
Answer :
2 - 16(3/7)%
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