
Progresiones geométricas
Authored by VALERIA ISABEL QUINONES ALEJOS
Mathematics
6th - 8th Grade
Used 5+ times

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10 questions
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1.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
En las progresiones geométricas la razón se --------------------- a cada termino:
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cuál es el término que sigue en la progresión: 2; 4; 8; 16; 32,
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Una fábrica lanza una cantidad de humo que se duplica cada hora debido a un mal funcionamiento. Si en la primera hora lanza 5 kg de contaminantes al aire:
¿Cuánto humo habrá lanzado en la sexta hora?
160
150
140
120
N.A
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Una persona aplica una crema que reduce a la mitad una mancha con cada aplicación. Si la mancha tiene un área de 8 cm² al inicio:
¿Cuál será el tamaño de la mancha después de 4 aplicaciones?
0.5
4
2
1
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Un cultivo de bacterias tiene en la primera hora 3 bacterias. Cada hora, el número se triplica.
¿Cuántas bacterias habrá al cabo de la quinta hora?
222
333
243
256
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En una PG, a₁ = 4 y r = 3. ¿Cuál es a₅?
81
324
108
96
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué representa la fórmula general de una progresión geométrica?
El término constante
La suma total
El término enésimo
El número de razones
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