Help please mark u brainlist

7friends share 4 pizzas equally how much pizza did each friend get

Renita analyzed two dot plots showing the snowfall during the winter months for city a and for city b. she found that the median snowfall is 5 inches less in city a than in city b. the mean snowfall is about 2 inches less in city a than in city b. which explains why there is a difference in the measures of center for the sets of data?

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?