Demi has 21 baseball cards and 13 football cards. She also has 19 hockey cards and 36 basketball cards.
How many cards does Demi have in all?

HELP

Which statements are true about box plots? check all that apply. they describe sets of data. they include the mean. they show the data split into four parts. they show outliers through really short “whiskers.” each section of a box plot represents 25% of the data.