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sammy [17]
3 years ago
7

Of the 8 planets is our solar system, 4 are considered rocky. If a student randomly selects 1 of those 8 planets as topic for a

report, what is the probability that the selected planet will be rocky
Mathematics
1 answer:
Karo-lina-s [1.5K]3 years ago
5 0

Answer:

50%

Step-by-step explanation:

He has a 4/8 that he picks a rocky and a 4/8 that he doesn't. That gives us 1/2 and 1/2. 1/2=0.5 0.5×100%=50%

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Which of the following is an example of a variable expense?
olganol [36]

Answer:

Step-by-step explanation:

Rent, wages and car insurance don't vary much.  Grocery expenses depend upon the particular groceries purchased each time one goes to the grocery store, and are least likely to be steady / constant from week to week.

3 0
3 years ago
A number x is no more than 18. *write it as an inequality*
scZoUnD [109]

Answer:

x ≤ 18

Step-by-step explanation:

The ≤ symbol means "greater than or equal to". Since it is 'no more' than 18, that means it can be 18 or less. Thus, less than OR equal to. Hope I helped.

7 0
2 years ago
The standard New York state license plate has three letters followed by four digits. How many different
Verizon [17]

Answer:

175,760,000 possible license plates

Step-by-step explanation:

There are 3 spots where there are 26 choices each  

= 26 ^3

and 4 spots where there are 10 choices each (the digits 0 through 9,  

= 10 ^4

This gives:

26^3*10^4=175,760,000

Hope this Helps...!!

8 0
3 years ago
Plz help ASAP! Algebra 1 question. I will mark brainiest and give 50 points.
Musya8 [376]

Answer:

it is 20x - 11 = 5x + 11

Step-by-step explanation:

hope this help :)

8 0
2 years ago
Read 2 more answers
PLEASE HELP!! WILL GIVE BRAINLIST!!!! Is the binomial a factor of the polynomial function? f(x)=x^3+4x^2−25x−100 Select Yes or N
pochemuha

Answer:

See below

Step-by-step explanation:

y = x^2 (x + 4) - 25(x + 4)

y = (x + 4)(x^2 - 25)

y = (x + 4)(x + 5)(x - 5)

  • x - 5 is a yes
  • x + 2 is a no
  • x - 4 is a no
4 0
2 years ago
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