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scZoUnD [109]
1 year ago
7

A hot air balloon descends to the ground. The function h(t) = 210 – 15t can be used to describe the altitude of the balloon as i

t approaches the ground. Which statement best describes the graph of the function that models the descent of the balloon?
A) The graph is discrete because there cannot be fractional values for time.
B) The graph is discrete because there cannot be negative values for altitude.
C) The graph is continuous because there can be fractional values for time.
D) The graph is continuous because there can be negative values for altitude.
Mathematics
2 answers:
e-lub [12.9K]1 year ago
8 0

Answer:

C is the answer

Step-by-step explanation:

Olin [163]1 year ago
4 0
It is D if its correct i will explain why
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Consider the following formula used to estimate height, h, of a seedling after w weeks since planting:
svp [43]

Answer:

Option B. w=5h-8

Step-by-step explanation:

we have

h=(\frac{1}{5})w+(\frac{8}{5})

Solve for w

That means ----> isolate the variable w

Multiply by 5 both sides to remove the fraction

5h=w+8

subtract 8 both sides

5h-8=w+8-8

5h-8=w

Rewrite

w=5h-8

4 0
1 year ago
How much profit was generated by the sales of gold label and black label combined?
blsea [12.9K]

The<u> profit</u> genereted  by the <u>sales of gold label and black label combined</u> is <u>the sum</u> of the profits generated by the sales of gold label and of the profits generated by the sales of black label.

1. From the table

\begin{array}{ccc}&\text{Number of bottles sold}&\text{Average profit (per bottle)}\\\text{Gold label}&1,000&\$2.75\end{array}

you can find the profits generated by the sales of gold label:

1,000\cdot \$2.75=\$2,750.

2. From the table

\begin{array}{ccc}&\text{Number of bottles sold}&\text{Average profit (per bottle)}\\\text{Black label}&2,000&\$1.50\end{array}

you can find the profits generated by the sales of black label:

2,000\cdot \$1.50=\$3,000.

In total

\$2,750+\$3,000=\$5,750.

Answer: correct option 5

8 0
1 year ago
Read 2 more answers
lev has 9 tens. jim has 1 ten. they put all their tens together. dawn puts 9 ones with the tens. what number did they make?
MatroZZZ [7]
The answer to this 110

3 0
2 years ago
The value of good wine increases with age. Thus, if you are a wine dealer, you have the problem of deciding whether to sell your
Katyanochek1 [597]

Answer: 64 years

Step-by-step explanation:

Let assume the dealer sold the bottle now for $P, then invested that money at 5% interest. The return would be:

R1 = P(1.05)^t,

This means that after t years, the dealer would have the total amount of:

$P×1.05^t.

If the dealer prefer to wait for t years from now to sell the bottle of wine, then he will get the return of:

R2 = $P(1 + 20).

The value of t which will make both returns equal, will be;

R1 = R2.

P×1.05^t = P(1+20)

P will cancel out

1.05^t = 21

Log both sides

Log1.05^t = Log21

tLog1.05 = Log21

t = Log21/Log1.05

t = 64 years

The best time to sell the wine is therefore 64years from now.

7 0
2 years ago
Jillian’s school is selling tickets for a play. The tickets cost $10.50 for adults and $3.75 for students. The ticket sales for
Hatshy [7]

Answer:

168 adult tickets

Step-by-step explanation:

3.75(82) (82 students)

307.5

2071.5 - 307.5 ( you subtract since you only need to know the number of adults)

1764

1764/10.5 (you divide since each adult is 10.5$)

168

3 0
2 years ago
Read 2 more answers
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