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
MaRussiya [10]
3 years ago
14

The graph relates the temperature change y (in degrees Fahrenheit) to the altitude change x (in thousands of feet).

Mathematics
1 answer:
shtirl [24]3 years ago
3 0

Answer:

b

Step-by-step explanation:

did this before

You might be interested in
Five thousand raffle tickets are sold for $5 each. 50 winnings numbers will be chosen, 40 of which will win $100 each and 10 of
Allisa [31]

Answer:

Step-by-step explanation:

Given

there are 50 winning number out of which 40 get $ 100 each and 10 wins $ 1000 .

let x denotes the winning from a randomly selected ticket

x=100\ with\ Probability\ \frac{40}{5000}

x=1000\ with\ Probability\ \frac{10}{5000}

Expected value is given by

E(x)=100\times \frac{40}{5000}+1000\times \frac{10}{5000}

E(x)=0.8+2=2.8

and Expected return is given by

=100\times \frac{40}{5000}+1000\times \frac{10}{5000}-5

=2.8-5=$ -2.2

5 0
3 years ago
HELP ME IM SO CONFUSED
givi [52]

Answer:

  • 1) 4812 students
  • 2) 763 pounds
  • 3) $30906.76

Step-by-step explanation:

1)

  • Initial number = 2988
  • Rate of increase = 10%

<u>Number of students after 6 years:</u>

  • a_6 = 2988(1+0.1)^{6-1} = 4812

2)

  • Initial number = 1200
  • Rate of decrease = 14%

<u>Amount of gold after 4 years:</u>

  • a_4=1200(1-0.14)^3 = 763

3)

  • Initial number = 28000
  • Rate of increase = 2.5%

a)

<u>Salary after n years:</u>

  • a_n=28000(1+0.025)^{n-1} = 28000*1.025^{n-1}

b)

<u>Salary in the 5th year:</u>

  • a_5=28000*1.025^4 = 30906.76
6 0
3 years ago
Read 2 more answers
What is the answer to y=3x-1/5
Aliun [14]
Standard form: -3x +5y= -1
7 0
3 years ago
Which function rule describes the number of centimeters y as a function of a number of millimeters x?
ira [324]
Y= 10x
y: number of cm
x: number of mm
7 0
3 years ago
The amount of gas that a helicopter uses is directly proportional to the number of hours spent flying. The helicopter flies for
dezoksy [38]

Answer: 44 gallons

Step-by-step explanation:

Using proportion,

33 gallons = 3hours

X = 4hours

Cross multiply

3 × X = 33 × 4

3X = 132

Divide bothside by 3

3x/3 =132/3

X = 44

Therefore the helicopter uses 44gallons for 4 hours.

3 0
3 years ago
Other questions:
  • A meat market sold five 7/5 pounds of meatballs on Monday six 1/2 pounds of meat balls on Tuesday and 4 pounds of meatballs on W
    15·1 answer
  • The measures of four angles of the Pentagon on 125° 134° and 60° 90° what is the measure of the fifth angle
    13·2 answers
  • An ice cream truck started the day with 45 ice cream sandwiches. During a stop at a busy park they sold s ice cream sandwiches.
    7·2 answers
  • Together Juan and Maria can clean the house in 6 hours. Alone Juan can complete the job 2 hours faster than Maria. Find to the n
    9·1 answer
  • A boat moves 60 kilometers east from point A to point B. There, it reverses direction and travels another 45 kilometers toward p
    12·1 answer
  • Jim reads 1 page for every 3 pages that randy reads if randy read 6 then how many does jim read?
    10·1 answer
  • Identify a2 in the sequence below , 12 , 7 , 2 , -3
    5·1 answer
  • Pls help due today <br><br>I will give brainliest​
    5·1 answer
  • I put the question in a doc cuz its a screenshot, please help
    13·1 answer
  • You want to purchase a Christmas tree, normally priced at $364. 0. It is on sale for $72. 80. What percent of a discount are you
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!