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Anestetic [448]
3 years ago
5

You pick a card at random .without putting the first card back you pick a second card at random what is the probability of picki

ng a 4 and then picking 4
Mathematics
1 answer:
garik1379 [7]3 years ago
4 0

Answer:

For on it depends on how many cards you have and how many 4's there are

Step-by-step explanation:

So say you had 16 cards and 3 of them were 4 the probability of you picking a 4 is 3 of 16.

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Find the slope of the line.
ladessa [460]

Answer:

2

Step-by-step explanation:

we know the line goes through the origin, so we have point (0,0). next, find another point the line goes through. for example, point (2,4)

the slope formula for points (x1, y1) and (x2, y2) is (y2 - y1) / (x2 - x1). plug in the 2 points to get (4-0)/(2-0) = 4/2 = 2

3 0
2 years ago
Simplify: 2n - 7+ 3(4n-3)<br>-14n - 13<br>-14n + 12<br>14n-16<br>140 - 10<br>​
MAXImum [283]

2n-7+12n-9

combined like terms 2n+12n and -7-9

your answer is 14n-16

3 0
3 years ago
Given independent events A and B such that P(A) = 0.3 and P (B) = 0.5, which of the following is a correct statement?
aev [14]

Answer:

(D) P(AUB) = 0.65

Step-by-step explanation:

Since A and B are independent:

P(A ^ B)

= P(A) × P(B)

= 0.3 × 0.5 = 0.15

P(AUB) = P(A) + P(B) - P(A^B)

= 0.3 + 0.5 - 0.15

= 0.65

7 0
3 years ago
Can I get help finding the value of m and n
Marina86 [1]

9514 1404 393

Answer:

  m = 35

  n = 110

Step-by-step explanation:

Adjacent angles in a parallelogram are supplementary.

  n° = 180° -70°

  n = 110

Opposite angles in a parallelogram are congruent.

  2m° = 70°

  m = 35 . . . . . . divide by 2°

4 0
2 years ago
Which equation represents the relationship 3 less than a number is -6
Phantasy [73]
X-3=-6
if you take away 3 from a number, you will get -6
x=-3

5 0
3 years ago
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