FASE 2 MATEATLON NOVENO GRADO

Quiz
•
Mathematics
•
9th Grade
•
Hard
CHERLY GAMBOA
Used 2+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En un conjunto de datos no agrupados, ¿cuál es la medida de tendencia central que es el valor medio de los datos?
a) Moda
b) Mediana
c) Media aritmética
d) Desviación estándar
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es el resultado de la operación (-5) + (-8)?
a) -13
b) 13
c) -3
d) 3
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es la forma racionalizada de (1/√3)?
a) (√3)/3
b) (√3)/√3
c) 1/3
d) 3/√3
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es el área de un cuadrado con lado de longitud 6 cm?
a) 12 cm^2
b) 24 cm^2
c) 36 cm^2
d) 48 cm^2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Expresa 0.000025 en notación científica.
a) 25 × 10^-6
b) 25 × 10^-5
c) 2.5 × 10^-5
d) 2.5 × 10^-6
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Si multiplicamos 3/4 por 5/6, ¿Cuál es el resultado?
a) 1/2
b) 15/8
c) 5/8
d) 15/20
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es el área de un círculo con radio de longitud 5 cm? (Usa π ≈ 3.14)
a) 78.5 cm^2
b) 31.4 cm^2
c) 25 cm^2
d) 50 cm^2
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