Por favor me ajudem a resolver esta questão !
os números são 12, 24, 36
p = 3/40
pronto
vamos la
D(12)= {,12,24,36} = 4 numeros
D(2)= {2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40}= 20 numeros
Prob = 3/40+20/40- 3/10
Prob= 20/40 = 1/2 = 50% okkkkkkkk
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Verified answer
os números são 12, 24, 36
p = 3/40
pronto
vamos la
D(12)= {,12,24,36} = 4 numeros
D(2)= {2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40}= 20 numeros
Prob = 3/40+20/40- 3/10
Prob= 20/40 = 1/2 = 50% okkkkkkkk