Answer:

Step-by-step explanation:
P(A|B) = P(A and B) / P(B)
Total number of cards = 52
a)
Let A denotes the event that the card is a diamond and B denotes the card is red.

b)
Let A denotes the event that the card is red and B denotes the card is diamond.

c)
Let A denotes the event that the card is nine and B denotes the card is red.

d)
Let A denotes the event that the card is a king and B denotes the card is a face card.

<h3>
Answer: 4/9</h3>
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Work Shown:

The idea is that when we subtract 10x and x, the infinite decimal pattern (the 4s that go on forever) will cancel. That leads to 9x = 4 which solves to x = 4/9
Answer:
4
Step-by-step explanation:
It's a pythagorean triple
There is no image srry .-.
Answer:
x=2
Step-by-step explanation:
x=2 in the equation 3x+5=19-4x