SIMPLE AND COMPOUND RULE OF THREE - COMPETITION QUESTIONS
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Subscribe to the channel and ask me your questions! =D ▶ Want to support the channel? =D PIX: [email protected] PDF sheet: https://drive.google.com/file/d/18_Kf... Simple and Compound Rule of Three 1. A motorcycle travels 250 kilometers using only 20 liters of gasoline. Keeping the same average of the previous trip, to travel 350 kilometers this same motorcycle will use: a) 28 liters b) 26 liters c) 25 liters d) 24 liters e) 22 liters 2. To arrange the chairs in an auditorium, 6 employees, all with the same production capacity, worked for 3 hours. To do the same job, 20 employees, all with the same income as the initial ones, should work a total time, in minutes, equal to: a) 48 b) 50 c) 46 d) 54 e) 52 3. In a restaurant, 4 cooks make 120 dishes in 5 days. To meet a greater demand of people, the manager of this establishment hired 2 more cooks. How many dishes will be made in 8 days of operation of the restaurant? a) 288 b) 294 c) 296 d) 302 4. In a pizzeria, whose opening hours are from 8 pm to 11 pm, 7 pizza chefs work and produce 60 pizzas daily. If this pizzeria operated from 6 pm to 10 pm, how many pizza chefs would be needed to produce 1,120 pizzas weekly? a) 10 b) 14 c) 21 d) 28 5. In a soda factory, a machine fills 600 bottles every 6 days, operating 12 hours a day. Therefore, how many machines, operating 8 hours a day, are needed to fill 16,000 bottles every 30 days? a) 4 b) 6 c) 8 d) 12 e) 80
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