A taxi driver earns $8 per 1-hour work. If he works 10 hours a day and in 1 hour he uses 2- liters petrol with price $1 for 1-liter. How much money does he earn in one day?
A. $90
B. $88
C. $60
D. $50

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.