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
son4ous [18]
3 years ago
8

A graphing calculator is recommended.

Mathematics
1 answer:
kogti [31]3 years ago
5 0

Answer:

Q(3\,min) = 0.349\,pd

Step-by-step explanation:

The expression for the salt in the barrel is:

Q(t) = 6\cdot (1-e^{-0.02\cdot t})

The quantity of salt in the barrel after 3 minutes is:

Q(3\,min) = 6\cdot [1-e^{-0.02\cdot (3\,min)}]

Q(3\,min) = 0.349\,pd

You might be interested in
A regular polygon has 13 sides.Find was he sum of the exterior angle.
maks197457 [2]

Answer:

Step-by-step explanation:

Exterior angle = 360/n

= 360/13

= 27.7°

3 0
3 years ago
If ABCDE is reflected over the x-axis and then translated 3 units left, what are the
Aloiza [94]

Answer:

(-6,1)

Step-by-step explanation:

A. Reflection

When you reflect a point (x, y) across the x-axis, the x-coordinate remains the same, but the y-coordinate gets the opposite sign.

Thus, D (-3,-1) ⟶ D' (-3, 1)

B. Translation

When you translate a point horizontally, its x-coordinate changes, but the y-coordinate. remains unchanged.

You translated the point 3 units to the left.

D'(-3, 1) ⟶ D"(-6,1)

7 0
3 years ago
If Charlotte spent 25% more on furniture than she will on flooring, how much did she spend on furniture?
SashulF [63]

Answer:

Charlotte spent   x + 0.25x on furniture

Step-by-step explanation:

Given:

Charlotte spent 25% more on furniture than she will on flooring

To Find:

Amount spent on furniture = ?

Solution:

Let the amount spent on flooring be x

and the amount spent on furniture be y

25% more on furniture than she spent on flooring can be written as

=>25% of x

So the cost spent on furniture will be

=>y= cost spent on flooring +  25% of cost spent on flooring

=>y= x + 25% of x

=>y=x + \frac{25}{100} \times x

=> y=x + 0.25x

3 0
3 years ago
Ariel deposited 100$ into a bank account. Each Friday she will withdraw 10% of the money in the account to spend. Ariel thinks h
Scilla [17]
<span>Ariel deposited 100$ into a bank account. Each Friday she will withdraw 10% of the money in the account to spend. Ariel thinks her account will be empty after 10 withdrawals. Do you agree? Explain
OK, my initial answer is YES. I agree.
Why? Let me show you the solutions
=> 100 dollars = the money of Ariel in the bank
=> 10% = he withdraw every Friday
10% of 100 is:
=> 100 / 10 = 10 dollars
Thus,  after his 10th withdrawal, his account will be empty.</span>



8 0
3 years ago
he table represents an exponential function. What is the multiplicative rate of change of the function? 0.2 0.25 0.5 0.75
Mila [183]

The Answer is C) 0.5

6 0
3 years ago
Read 2 more answers
Other questions:
  • Consider the figure. Determine the value of y.​
    8·1 answer
  • Solve −3.5 = x 4 for x using the multiplication property of equality. x=
    15·2 answers
  • purchased a toyota 4Runner for $25,635. promised your daughter the suv will be hers when the car is worth $10,000. according to
    9·1 answer
  • PLZ HELP! 10 points
    8·1 answer
  • Given the equation a/b=c/d , what is the value of d. Show your solution
    10·1 answer
  • Looking at the histogram, how many students took the exam? <br>A: 37<br>B: 14<br>C: 5<br>D: 28​
    6·2 answers
  • One disadvantage of attitude scales is that they:
    10·1 answer
  • SOMEONE PLEASE HELP ME OUT BRO PLEASE Find the value of each variable. For each circle, the dot represents the center. DUED BY 1
    5·1 answer
  • Help pls will mark branliest !
    12·2 answers
  • Help amirvan help bro
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!