
Preparación para la prueba

Quiz
•
Mathematics
•
7th Grade
•
Hard
JAVIERA RODRIGUEZ
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Si p representa el número de plumas y q representa el número de pájaros, ¿cómo se expresa la relación "hay el doble de plumas que pájaros" en lenguaje algebraico?
p = 2q
p = q + 2
p = q - 2
p = q : 2
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Si en una bolsa hay "m" bolas, y se añaden 8, ¿Cuántas bolas hay ahora?
m
8
m + 8
m - 8
3.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
"La diferencia entre el doble de la edad de Josefina y 10 unidades" se expresa:
x - 10
2x - 10
2x : 10
10x
4.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
"La suma de un número a y el doble de otro número b es igual a 15" se expresa:
a = 15b
a + b = 2
a + 2b = 15
2a - b = 15
5.
MULTIPLE SELECT QUESTION
45 sec • 3 pts
6.
FILL IN THE BLANK QUESTION
45 sec • 3 pts
¿Cuándo son dos variables directamente proporcionales?
- Cuando una variable aumenta la otra _________
7.
FILL IN THE BLANK QUESTION
45 sec • 3 pts
¿Cuándo son dos variables inversamente proporcionales?
-Cuando una aumenta la otra _______
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