Quinn stacks boxes of ribbon noodles and egg noodles on a shelf. Ribbon noodles takes up a little more than 1/4 of the shelf. About 1/2 of the shelf hold egg noodles boxes. What fraction of the shelf is empty? There are many possible answers

Idon't want to fail summer school.the probabilities of contamination in medicine capsules due to the presence of heavy metals and different types of microbes are given in the table.the probability of capsule b having microbial contamination is (the same as, greater than, less than) the probability of capsule d having it.