Ano lucia esta promovendo uma rifa, para ajudar a pagar o tratamento de saude de uma amiga. Os bilhetes da fira sao numerados de 1 a 100. A probabilidade do bilhete sorteado ser um numero impar maior que 60 e: a)2/5 b)1/5 c)3/5 d)1/4

Step-by-step explanation:

Recall :

Probability of event A :

P(A) = number of required outcome / Total possible outcomes

Required outcome = odd number greater than 60

Odd numbers = numbers bit divisible by 2

Odd number > 60 : {61, 63,65,67, 69,71,73,75,77,79,81,83,85,87,89,91,93,95,97,99}

y-1700=200(x+4)

step-by-step explanation:

200(x+4) is 200x + 800 she is saving 200 per week x is the weeks and the -1700 is. us that’s howmuch she already had

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour