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olganol [36]
3 years ago
10

What's the possibility of choosing a spade in a deck of 52 cards?

Mathematics
2 answers:
Vinvika [58]3 years ago
7 0

Hi there!


Since a deck of cards in total has 52 cards, and there is 4 different sets of cards, which are hearts, clubs, spades and diamonds, we divide 52 by 4 to see how many cards are spades. After that, though, we are not finished.


52 ÷ 4 = 13. So, there are 13 spades in the deck.


Now, since 13 is just 1/4 of the number of cards you have, there is a 25% chance you will pull out a spade from the deck of the 52 cards.


Why?


Because 1 divided by 4 = 0.25, or, 25%.


Hope this helps!

Message me privately if you need anymore help! :D

Mashcka [7]3 years ago
6 0
There are 4 suits in a deck of cards: hearts, diamonds, spades, and clubs.
Therefore there are 13 cards of each suit (52/4).
The possibility of choosing a spade in a deck of 52 cards is 13/52 = 25%
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Correct.

Step-by-step explanation:

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1 year ago
Which of the following represents the zeros of f(x) = x3 − 11x2 + 38x − 40?
Delvig [45]
The answer is <span>5, 4, 2
</span>
Among all choices we have 5, so
x = 5
x - 5 = 0
Let's divide the expression by (x - 5) using the long division:
                          x³ - 11x² + 38x - 40
(x - 5)  * x² =      x³ - 5x²                   Subtract
____________________________
                              -6x² + 38x - 40
   (x - 5) * (-6x) =    -6x² + 30x          Subtract
____________________________
                                           8x - 40
                    (x - 5) * 8 =     8x - 40   Sutract
____________________________
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Thus: x³ - 11x² + 38x - 40 = (x - 5)(x² - 6x + 8)

Now, let's simplify x² - 6x + 8.

x² - 6x + 8 = x² - 2x - 4x + 8 =
                  = x² - 2*x - (4*x - 4*2) = 
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Hence:
x³ - 11x² + 38x - 40 = (x - 5)(x - 4)(x - 2)
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x³ - 11x² + 38x - 40 = 0
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x - 5 = 0            or             x - 4 = 0              or      x - 2 = 0
x = 5                 or              x = 4                   or      x = 2
3 0
3 years ago
What is the difference between the smallest six-digit whole number and the greatest 4-digit number
spin [16.1K]
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To get a difference, subtraction.
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8 0
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50h+500p ≥ 2500

3 0
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