From the information about a standard deck of cards, it is found that:
There are 28 ways in which she can choose a jack or a black card.
--------------------------------------------
A standard deck of cards is composed by:
- 4 suits.
- There are two black suits, which are spades and clubs.
- There are two red suits, hearts and diamonds.
- In each suit, there are 13 cards, that are: 1,2,3,4,5,6,7,8,9, jack, queen, king and ace.
--------------------------------------------
The desired outcomes are:
- Black cards, which there are 26, 13 spades and 13 clubs.
- Among red cards, there are 2 jacks.
26 + 2 = 28, thus:
There are 28 ways in which she can choose a jack or a black card.
A similar problem is given at https://brainly.com/question/24233657
