Regla de tres: Proporcionalidad simple directa e inversa
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Medium
Standards-aligned
Ana Cristina Ruiz
Used 228+ times
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22 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Un deportista recorre 4.500 metros en 10 minutos. ¿Cuántos metros recorrerá en media hora?
13.500 m
1.350 m
1.500 m
135 m
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Hay 3 amigos que van a hacer un regalo en conjunto y tienen que poner 7,50€ cada uno, si 2 amigos más quieren participar en el regalo. ¿Cuánto debe poner cada uno?
3,00€
4,50€
2€
5,00€
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Para alimentar a 30 gatos se necesitan 45 kg de comida, si llegan 12 gatos más, ¿cuánta comida necesitan?
32 kg
12 kg
50 kg
63 kg
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Escala 1:100 en un plano ¿Qué quiere decir?
Que 1 cm en el plano equivale a 100 cm en la realidad.
Que 100 cm en el plano equivale a 1 cm en la realidad.
No quiere decir nada
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Una piscina portátil ha tardado en llenarse seis horas utilizando cuatro grifos iguales. ¿Cuántos grifos, iguales a los anteriores, serían necesarios para llenarla en 3 horas?
6 grifos
7 grifos
8 grifos
9 grifos
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4 de cada 25 niños presentan caries. Si un pueblo tiene 3200 niños, ¿cuántos se puede esperar que tengan caries?
20000 niños
512 niños
Ninguna es correcta
32 %
7.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Una impresora imprime 3 000 hojas por tóner, si se consiguen 3 impresoras similares, la cantidad de hojas que imprimirán es:
900 hojas
9 000 hojas
90 000 hojas
90 hojas
Tags
CCSS.4.NBT.B.5
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