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Proportionality
Con il contributo di: Hernández
  • 1. Yaiza's car uses 9 liters to go 200 kilometers. How many liters will she use to go 400 kilometers?
A) 18 kilometers
B) 400 liters
C) 400 kilometers
D) 18 liters
  • 2. Airam went on a diet and lost 5 kilogram in 2 weeks. How long will it take him to lose 15 kilograms?
A) 30 weeks
B) 3 weeks
C) 6 weeks
D) 6 kilograms
  • 3. 8 people take 5 hours to pick potatoes. How long would it take 4 people to do the work?
A) 16 hours
B) 2.5 hours
C) 15 hours
D) 10 hours
  • 4. Cathaisa makes €50 in 8 hours. How much will she make in 4 hours?
A) €20
B) €16
C) €25
D) €17
  • 5. If 4 workers can do a job in 7 hours; how long will in take 8 workers to do that job?
A) 20 hours
B) 14 hours
C) 3.5 hours
D) 35 hours
  • 6. A train travels 200 km in 4 hours. If it travels at the same rate, how long will it take to complete a journey of 350 km?
A) 100,340 y280
B) 190,240 y 290
C) 210,230 y 280
D) 200,240 y 280
  • 7. Quiero comprar un balón que cuesta 20€, ¿cuánto debo pagar si está rebajado un 30%?
A) 7 hours
B) 1.5 hours
C) 6 hours
D) 22 hours
  • 8. Un ordenador cuesta 600€ sin I.V.A., ¿cuánto pagaré si el I.V.A. es del 16%?
A) Ninguna de las anteriores
B) 504
C) 696€
D) 96
  • 9. Un metro de tela cuesta 6 euros. ¿cuánto podremos ciomprar con 72 €?
A) 6
B) 12
C) Ninguno
D) 3
  • 10. Un ganadero tiene pienso suficiente para alimentar a 220 cochinos durante 45 días. ¿cuántos días podrá alimentar con la misma cantidad de pienso a 450 cerdos?
A) 90
B) 44
C) 22
D) 20
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