In a group of 240 game lovers, 135 like cricket and 120 like football. find:How many people like both the game?

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Use the data on the dot plot to answer the question. how many people read for more than three hours last week? i'm on a unit test review

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?