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
marta [7]
3 years ago
5

From 12,000 graphing calculators produced by a​ manufacturer, an inspector selects a random sample of 550 calculators and finds

6 defective calculators. Estimate the total number of defective calculators out of the 12,000.
Mathematics
1 answer:
maria [59]3 years ago
3 0

Answer:

131

Step-by-step explanation:

Using proportion,

If Out of 550 calculators = 6 are defective,

Then out of 12000 calculators = ? are defective

\frac{12000 calculators}{550calculators} * 6

= 21.8 * 6

= 130.8 ≈ 131

∴ Approximately 131 calculators are defective

You might be interested in
4-2(3+2) ²<br> 2.<br> Help me plz i need the help
strojnjashka [21]

Answer:

-46 is your answer.

Step-by-step explanation:

=4-2(3+2)^2

=4-2(5)^2

=4-2(5✖️5)

=4-2(25)

Opening brackets to simplify

=4-50

=-46 is your answer.

Hope it will help you :)

5 0
3 years ago
Read 2 more answers
Here is an expression.
sp2606 [1]

Answer:

b

Step-by-step explanation:

is the situation could the expression model.

6 0
2 years ago
What is the diameter of this circle?​
jeka57 [31]

Answer:

The diameter of the circle is 14cm

Step-by-step explanation:

3 0
2 years ago
How many full hours will it take for the number of amoeba to reach 1 million
dimulka [17.4K]

Answer:

250,000 hours

Step-by-step explanation:

if 2 amoeba takes half an hour then 4 amoeba will take 1 full hour then use 4 to divide 1 million.

If u were to use 2 amoeba to half an hour you will have to divide 1 million into two which is 500,00

5 0
2 years ago
Which simplified expression represents the area of the parallelogram?
Hunter-Best [27]
A=bh

Where b is the base and h is the height
7 0
3 years ago
Other questions:
  • What is 1/50 as a decimal number
    10·2 answers
  • Alex Have 3 Siblings Sarah,Harry,And Jacob. Who's The 4th Sibling
    10·1 answer
  • 52% of 95 is what?<br> PLSSS ANSWER!!!!
    10·2 answers
  • What are the measures of ∠1, ∠2, ∠3 and∠4 ? Enter your answers in the boxes.
    14·1 answer
  • I need help, WILL GIVE BRAINLIEST IF RIGHT. i need it in percents
    9·1 answer
  • A bag with 10 marbles has 2 yellow marbles, 4 blue marbles, and 4 red marbles. A marble is chosen from the bag at random. What i
    15·2 answers
  • What is the value of the expression below when x=3 and y=8?<br> 6x + 10y
    5·1 answer
  • Which of the following is the missing value? <br>a. 0.27 <br>b. 0.30 <br>c. 0.37 <br>d. 0.50​
    7·1 answer
  • Which graph represents the following piecewise defined function?
    11·2 answers
  • Line p intersect lines a and b
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!