Help me please and explain the hole thing this is so hard. Will mark brain-list if you do the all the problems that I asked for help with. Please and thank you
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1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

If a || b and e || f , what if the value of y ?

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?