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Tip on 1.0E+39 dollars calculations:
Tip on 1.0E+39 dollars in restaurants: - for 10% tip 1.0E+38 dollars - for 15% tip 1.5E+38 dollars - for 20% tip 2.0E+38 dollars
Tip on 1.0E+39 dollars for taxi driver: - tip a taxi driver 10% of your taxi fare, it is 1.0E+38 dollars
Tip on 1.0E+39 dollars in barber shops and beauty salons: - at least 10% of the bill, so it is at least 1.0E+38 dollars - for 15% tip 1.5E+38 dollars - for 25% tip 2.5E+38 dollars - for 30% tip 3.0E+38 dollars