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OLEGan [10]
3 years ago
12

How are observations different from inferences? (choose)

Mathematics
1 answer:
sergejj [24]3 years ago
4 0

Answer:

b

Step-by-step explanation:

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Suppose you are to select a password of size 4. The first character should be any lowercase letter or a digit, while the second
Goshia [24]

First question seems incomplete :

Answer:

40 ways

Step-by-step explanation:

Question B:

Number of boys = 6

Number of girls = 4

Number of people in committee = 3

Number of ways of selecting committee with atleast 2 girls :

We either have :

(2 girls 1 boy) or (3girls 0 boy)

(4C2 * 6C1) + (4C3 * 6C0)

nCr = n! ÷ (n-r)!r!

4C2 = 4! ÷ 2!2! = 6

6C1 = 6! ÷ 5!1! = 6

4C3 = 4! ÷ 1!3! = 4

6C0 = 6! ÷ 6!0! = 1

(6 * 6) + (4 * 1)

36 + 4

= 40 ways

3 0
2 years ago
Is 2x+10 = -2(x-5) equals
faust18 [17]
First distribute -2 to both x and -5

-2(x) = -2x
-2(-5) = 10

2x + 10 = -2x + 10

False. 2x + 10 ≠ -2x + 10

False is your answer

hope this helps
3 0
3 years ago
Read 2 more answers
What is the voume of depth 1 2/3 inches and length of 2 1/3 inches and width 2 inches
Vlad [161]

Answer:

20/9 or 2 2/9 or 2.2 repeating

Step-by-step explanation:

7 0
2 years ago
Which expression is equivalent to 15+3x<br> A) 3(5+x)<br> B) 5(3+x)<br> C) 3(5+3x)<br> D) 5(3+3x)
4vir4ik [10]

Answer:

3(5+x)

Step-by-step explanation:

15+3x

5*3 + 3*x

Factor out 3

3(5+x)

7 0
2 years ago
Read 2 more answers
Marcus has 3/4 of and 8-piece pizza left over from last night. He eats 1/3 of the left over pizza for a snack. How much of the o
Ivanshal [37]

Answer:

1/3 of the pizza remains.

Step-by-step explanation:

Matthew eats 1/3 of 1/2 of the pizza, which is (1/3)*(1/2) = 1/6 of the pizza.  The amount of pizza left is

1/2 - 1/6 = 3/6 - 1/6 = 2/6 = 1/3

1/3 of the pizza remains.

4 0
3 years ago
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