
EVALUACIÓN PROPORCIÓN DIRECTA E INVERSA
Authored by juan llanos
Mathematics
7th - 8th Grade
Used 3+ times

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27 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Un ciclista demora en recorrer desde su casa al trabajo 30 minutos a una velocidad constante de 10 km/hr. Si un día sale tarde de su casa y solo tiene 12 minutos para llegar a su trabajo, ¿A qué velocidad debe ir para llegar a la hora?
20 km/hr
25 km/hr
30 km/hr
35 km/hr
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Un saco de papas de 50 kilos cuesta $20 000. ¿Cuánto cuestan 4 kilos de esas papas?
$400
$1600
$3200
$4000
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En una proporcionalidad directa:
Si una variable aumenta la otra disminuye
Si una variable disminuye, la otra también
Si una variable aumenta el doble, la otra disminuye a la mitad
Si una variable disminuye la tercera parte, la otra aumenta al triple
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cantidad de personas y tamaño del trozo de una torta es:
Inversamente proporcional
Directamente proporcional
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
¿Cuáles de los siguientes gráficos corresponden a una proporcionalidad directa? Puedes elegir más de una opción
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En la proporcionalidad inversa, la constante se calcula:
Sumando
Multiplicando
Dividiendo
Restando
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si A y B son variables directamente proporcionales entre sí. ¿Cuáles son los valores de x e y respectivamente?
7 y 90
7 y 30
6 y 42
8 y 72
9 y 54
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