CERTEZAS
Authored by Roxana Murillo
Mathematics
7th Grade
CCSS covered
Used 334+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En una urna hay 3 caramelos de limón, 7 de fresa y 10 de piña. ¿cuántos se deben extraer para tener la certeza de obtener 1 caramelo de limón?
3
14
16
18
Tags
CCSS.HSS.CP.B.7
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En una urna se deposita toda una baraja. ¿cuántas cartas se deben extraer como mínimo para tener la certeza de obtener una carta de color rojo?
27
26
14
3
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En una urna hay 20 bolas rojas, 12 negras, 3 azules, 2 verdes y 5 amarillas. ¿Cuántas bolas debe extraer, sin mirar, para estar seguro de tener en la mano una bola azul?
39
40
32
33
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En una urna se tiene 12 esferas de color rojo, 7 de color blanco y 15 de color negro. ¿cuántas se deben extraer para tener la certeza de obtener 2 esferas de color blanco?
27
28
29
22
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En una urna se tiene 6 esferas de color rojo, 4 de color azul y 7 de color amarillo. ¿cuántas se deben extraer para tener la certeza de haber obtenido 3 esferas de color rojo?
15
13
12
14
Tags
CCSS.HSS.CP.B.9
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Se tiene en una caja 3 bolitas blancas y 7 negras. Halle la minima cantidad de bolitas que se deben extraer para tener con certeza dos bolitas del mismo color.
3
9
4
6
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En una jaula se encuentran 5 gallos blancos, 6 gallinas blancas, 6 gallos marrones y 5 gallinas marrones. ¿Cuál es el mínimo número de animales que se deben extraer al azar y como mínimo para tener la certeza de haber sacado un gallo y una gallina del mismo color?
11
12
13
14
10
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