At a bece workshop,54Integrated science teachers,36 English teachers and 90 mathematics teachers are to split group so that, each group should have the same number of science, english and mathematics teachers. find 1,at most how many groups can there be.2,how many integrated science teachers are in each group​

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.