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
alexgriva [62]
3 years ago
15

What is reasonable estimate for the problem

Mathematics
2 answers:
vlabodo [156]3 years ago
8 0

Answer:

-2

Step-by-step explanation:

this is i ready lol but basically the actual answer is -1.5 but if you round that you get -2

sesenic [268]3 years ago
5 0

Answer:

-2

Step-by-step explanation:

3 3/4 times -2/5 = -1.5, which is closer to -2.

You might be interested in
The sum of two numbers is 15 and
tensa zangetsu [6.8K]

Answer:

Smaller Number=4, Larger Number=11

Step-by-step explanation:

I just guessed and checked

6 0
3 years ago
Write the equation of the line, in general form, that has a slope of 2 and a y-intercept of -5 .
quester [9]

Answer:

Y=2x-5

Step-by-step explanation:

The prblem is y=mx+b. You have to then repace your symbols with your slope (m) and your y - Intercept (B)

4 0
3 years ago
student tickets for the football game cost $12 each and adult ticket cost $20 $1,720 was collected for the 120 ticket sold at la
erik [133]

Answer:

85 student tickets and 35 adult tickets were sold.

Step-by-step explanation:

Howdy!

We know that student tickets cost $12, adult ticket cost $20 and 120 tickets were sold.

So:

$12×A + $20×B = $1,720. Where A and B are the number of student tickets and adult tickets sold, respectively.

Given that 120 tickets were sold in total, we have that:

A + B = 120

So the system of equations to be solved is the following:

$12×A + $20×B = $1,720                    (1)

A + B = 120                                          (2)

Solving for 'A' in equation (2) we get:

A = 120 - B

Substituting this value into equation (1) we get:

$12×(120 - B) + $20×B = $1,720

Solving for 'B' we have:

$12×(120 - B) + $20×B = $1,720

$1,440 - $12×B + $20×B = $1,720

$1,440 + $8×B = $1,720

$8×B = $1,720 - $1,440

$8×B = $280

B = 35 tickets.

Given that B = 35, then A = 120 - 35 = 85 tickets.

So 85 student tickets and 35 adult tickets were sold.

4 0
3 years ago
Read 2 more answers
How many solutions is 8x+47=8(x+5)
expeople1 [14]
8x + 47 = 8x + 40

No solutions  (the above 2 expressions cannot be equal for any value of x)
7 0
3 years ago
Read 2 more answers
The operations manager of a large production plant would like to estimate the mean amount of time a worker takes to assemble a n
xz_007 [3.2K]

Answer:

(15,595, 16,805)

Step-by-step explanation:

We have to:

m = 16.2, sd = 3.75, n = 150

m is the mean, sd is the standard deviation and n is the sample size.

the degree of freedom would be:

n - 1 = 150 - 1 = 149

df = 149

at 95% confidence level the t is:

alpha = 1 - 95% = 1 - 0.95 = 0.05

alpha / 2 = 0.05 / 2 = 0.025

now well for t alpha / 2 (0.025) and df (149) = t = 1,976

the margin of error = E = t * sd / (n ^ (1/2))

replacing:

E = 1,976 * 3.75 / (150 ^ (1/2))

E = 0.605

The 95% confidence interval estimate of the popilation mean is:

m - E <u <m + E

16.2 - 0.605 <u <16.2 + 0.605

15,595 <u <16,805

(15,595, 16,805)

5 0
3 years ago
Other questions:
  • Identify m∠A and m∠E.<br><br> Help please!!
    13·1 answer
  • Which expression is equivalent to 3(6m)+m
    13·2 answers
  • Find the time required for an investment of 5000 dollars to grow to 6000 dollars at an interest rate of 7.5 percent per year, co
    8·1 answer
  • Find the value of 6×36+2×14-12=n​
    8·2 answers
  • Which is the equation of the line?
    11·1 answer
  • What’s the measure of
    13·2 answers
  • Is 300 degrees the same as -60 degrees in a drawing?
    9·1 answer
  • What are the possible degrees for the polynomial function
    15·2 answers
  • I need an answer as soon as possible
    9·1 answer
  • write the question of a line that passes through the point (8,3) and is parallel to the line that passes through the paoints (-5
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!