
Olimpíadas JB / SABAMATH
Authored by Juraci Fialho
Mathematics
12th Grade
Used 4+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma lanchonete tem uma promoção de combo com preço reduzido em que o cliente pode escolher 4 tipos diferentes de sanduíches, 3 tipos de bebida e 2 tipos de sobremesa. Quantos combos diferentes os clientes podem montar?
a) 30 combos
b) 22 combos
c) 34 combos
d ) 24 combos
e) 30 Combos
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A soma dos ângulos internos de um triângulo é igual a?
240°
180°
360°
90°
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De acordo com a figura determine os pares ordenados dos pontos A,B,C,D
A ( 1,2) B (4,4) C (4,5) D(3,1)
A ( 1,2) B (1,4) C (2,2) D(3,1)
A ( 1,2) B (2,4) C (4,2) D(3,1)
A ( 2,2) B (3,4) C (4,2) D(3,1)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor do ângulo x deste Triângulo?
x= 80°
x = 90°
x= 60°
x = 45°
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Esta figura foi construída com o quebra cabeça tangram ,(quadrado que tem 9 cm de cada lado) qual é a área desta casa?
81cm²
100 m²
16 m²
18m²
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Três pessoas A, B e C vão participar de um concurso num programa de televisão. O apresentador faz um sorteio entre A e B e, em seguida, faz um sorteio, para decidir quem iniciará o concurso. Se em cada sorteio as duas pessoas têm a mesma “chance” de ganhar, e c tem 50%. qual é a probabilidade de A iniciar o concurso?
25%
50%
70%
60%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lurdes lançou um dado de 6 faces sobre um tabuleiro. Qual é a probabilidade de ela obter um número primo?
1/3
1/4
1/5
1/2
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