Marcus plans to buy 3 items at the flea market. The items cost $9.85, $12.50, and $12.05. He estimated the total cost by rounding each price to the nearest dollar. Which most closely estimates what Marcus will pay for the 3 items?

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Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

Alistair has 5 half-pounds chocalate bars. it takes 1 1/2 pounds of chocalate,broken into chunks, to make a batch of cookies. how many batches can alistair mke with chocalate he has on his hand?