Chloe has 101010 books on her bookshelf. \blue{\text{$3$}}3start color #6495ed, start text, 3, end text, end color #6495ed of these books have \blue{\text{blue covers}}blue coversstart color #6495ed, start text, b, l, u, e, space, c, o, v, e, r, s, end text, end color #6495ed, and \red{\text{$7$}}7start color #df0030, start text, 7, end text, end color #df0030 have \red{\text{red covers}}red coversstart color #df0030, start text, r, e, d, space, c, o, v, e, r, s, end text, end color #df0030. \blue{\text{$2$}}2start color #6495ed, start text, 2, end text, end color #6495ed of the blue books are \blue{\text{mystery novels}}mystery novelsstart color #6495ed, start text, m, y, s, t, e, r, y, space, n, o, v, e, l, s, end text, end color #6495ed, and \blue{\text{$1$}}1start color #6495ed, start text, 1, end text, end color #6495ed is a \blue{\text{fantasy novel}}fantasy novelstart color #6495ed, start text, f, a, n, t, a, s, y, space, n, o, v, e, l, end text, end color #6495ed.
\red{\text{5}}5start color #df0030, start text, 5, end text, end color #df0030 of the red books are \red{\text{mystery novels}}mystery novelsstart color #df0030, start text, m, y, s, t, e, r, y, space, n, o, v, e, l, s, end text, end color #df0030, and \red{\text{2}}2start color #df0030, start text, 2, end text, end color #df0030 are \red{\text{fantasy novels}}fantasy novelsstart color #df0030, start text, f, a, n, t, a, s, y, space, n, o, v, e, l, s, end text, end color #df0030.
Chloe closes her eyes and randomly selects a book from her bookshelf. Let AAA be the event that she selects a red book and BBB be the event that the book is a mystery novel.