Question

If you roll a six sided number cube, what is the probability of rolling a prime number or a number greater than 4?

Answer 1

do you know if you are defining 1 as prime?

Answer 2

one is not prime

Answer 3

good question. not sure. I know the answer is 5/6

Answer 4

that is what I was saying but I have heard teachers including 1 as prime

Answer 5

2,3,5,6 where does 5/6 come from

Answer 6

for the answer to be 5/6 is 1 being counted as priime

Answer 7

in this case thankfully no it is not being counted as prime but or means that we add the probabilities together so we first find the probability of a prime number then we find the probability of a number greater than 4 then we add