Answer:

Step-by-step explanation:
Our sample space is the total number of cards in a deck, n(S)=52
Event A: Event that she chooses a three card
Number of 3 cards in a deck, n(A)=4
Event B: Event that she chooses a seven card.
Number of <u>7 cards</u> in a deck, n(B)=4
In Probability, P(A or B)=P(A)+P(B)

The probability that Zhi Qing chooses is either a three or a seven is 2/13.
It will be 5.6 or rounded to 6. Hope this helps!!!
Answer:
29.33
I thinks that right... lol :D
Forgive me if it wrong :(
Step-by-step explanation:
Answer:
what
Step-by-step explanation:
sure?
Answer:
2 column proof is a logical argument consisting of statements and the reasons to show why those statememts are true.
Step-by-step explanation: