A market buys mixed nuts at $12.50 per pound. They want to make a 20% profit. What should they charge for the retail price?

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer