1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Sergeu [11.5K]
3 years ago
5

Safari Adventure Theme Park is a self­guided theme park in which people drive through a park filled with African wildlife. They

are given a map and a written guide to the wildlife of the park. They charge $20.00 per car plus $2.00 per person in the car. The number of people per car can be represented by the random variable X which has a mean value μX = 3.2, and a variance σ2x = 1.4. What is the mean of the total amount of money per car that is collected entering the park?
Mathematics
1 answer:
pantera1 [17]3 years ago
7 0

Answer:

  $26.40

Step-by-step explanation:

For a linear function, the mean of the function is the function of the mean:

  20 + 2.00·μX = 20 + 2.00·3.2 = 20 + 6.40 = 26.40 . . . . dollars

You might be interested in
Resolve (5x+4) /( (x-4)( x+2))
vazorg [7]

Answer:

Step-by-step explanation:

Hello!

(5x+4) /( (x-4)( x+2))

(5x+4)/ (x² +2x -4x -8)=

(5x+4) /( x²-2x -8)

7 0
3 years ago
Apply the markup for each item. Then, find the retail price. Round to two decimals places when necessary.
Alborosie

Answer:

$45 with 20% markup = $45 + $9 for a new total = $54

$7.60 with a 50% markup = $7.60 + $3.80 for new total = $11.40

Step-by-step explanation:


7 0
3 years ago
How many terms are in expression 9+14d+5w+7
tamaranim1 [39]

9514 1404 393

Answer:

  4

Step-by-step explanation:

The terms are separated by addition/subtraction symbols. There are 4 terms.

With parentheses around each term, you have ...

  (9) + (14d) + (5w) + (7) . . . . 4 terms

_____

The two constant terms can be combined to give an expression with 3 terms:

  14d +5w +16

4 0
2 years ago
Find the value of n .<br> 6/n = 24/28<br> y = ___.
il63 [147K]

Answer:

n=7

Step-by-step explanation:

Cross multiply, isolate the variable, and divide by the coefficient to solve.

\frac{6}{n}=\frac{24}{28} \\ \\ 24n=168 \\ \\ n=7

Plug back in to check.

\frac{6}{7}=0.857142857 \\ \\ \frac{24}{28} =0.857142857

5 0
3 years ago
A rectangular piece of paper has a width that is 3 inches less than its length. It is cut in half along a diagonal to create two
saul85 [17]

Answer:

I think the answer is right.isn't The rectangle width 8 and length 11 inches

3 0
3 years ago
Read 2 more answers
Other questions:
  • The formula C − 5 sF 2 32d, where F &gt; 2459.67, 9 expresses the Celsius temperature C as a function of the Fahrenheit temperat
    13·1 answer
  • On your tenth birthday, you received 500 which you invested at 9.5% interest, compounded annually. your investment is worth $250
    7·1 answer
  • Point B is between A and C on AC use the given information to write an equation in terms of X . Solve the equation. Then find AB
    14·1 answer
  • For f(x)=2x+1 and g(x)=xsquared-7 find (f-g)(x)
    6·1 answer
  • Please help me fast!!!!
    14·1 answer
  • The price of milk increased from $2 to $2.50. What is the percent of change for the price of milk?
    14·1 answer
  • Karina owns a bakery where she orders both green apples and red apples to use in her baked goods. The supplier of the green appl
    8·2 answers
  • Factorize = n!+(n-1)!
    5·1 answer
  • Identify the equation of the line perpendicular to 9x - 3y = 18.
    9·1 answer
  • A tree grows at the rate of 1½ inches every week. At this rate, how many weeks will it take the tree to grow 20.25 inches?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!