PA E PG - ATIVIDADE PESO 3,0 PONTOS
Passage
•
Mathematics
•
2nd Grade
•
Medium
LEANDRO MARCOS WEIZENMANN
Used 3+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma empresa deve instalar telefones de emergência a cada 42 quilômetros, ao longo da rodovia de 2.184 km, que liga Maceió ao Rio de Janeiro. Considere que o primeiro desses telefones é instalado no quilômetro 42 e o último, no quilômetro 2.142. Assim, a quantidade de telefones instalados é igual a:
a) 50
b) 51
c) 52
d) 53
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Inserindo-se 5 números entre 18 e 96, de modo que a sequência (18, a₂, a₃, a₄, a₅, a₆, 96) seja uma progressão aritmética, tem-se a₃ igual a:
43
44
45
46
47
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dada a progressão geométrica 1, 3, 9, 27, ..... se a sua soma é 3280, então ela apresenta:
a) 9 termos
b) 8 termos
c) 7 termos
d) 6 termos
e) 5 termos
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule o 10º termo da P.G (9, 27...)
3^11
2^11
3^9
3^13
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule o 1º termo da P.G em que a₄=64 e q=2.
a) 10
b) 6
c) 8
d) 5
e) 12
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule o valor de x para que os números
(2x; 1-7x; 3x-11) nesta ordem, formem uma
P.A.
11/19
12/19
13/19
14/17
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