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
kaheart [24]
4 years ago
9

The minimum number of carpet rolls n needed to carpet a house varies directly as the house’s square footage h and inversely with

the square footage r in one roll. It takes a minimum of two 1200-ft2 carpet rolls to cover 2300 ft^2 of floor. What is the minimum number of 1200-ft^2 carpet rolls you would need to cover 2500 ft^2 of floor? Round your answer up to the nearest half roll
Mathematics
1 answer:
Free_Kalibri [48]4 years ago
4 0
(2 rolls / 2300 ft^2)(2500 ft^2)=2.17 rolls

2.5 rolls  (rounded up to the next half roll)
You might be interested in
Ted says that 3 tenths multiplied by 100 equals 300 thousands.is he correct? Use. Place value chart to explain your anwer
abruzzese [7]
Yes he is correct because the 3 was in the tenths place. so say that the 3 is in the ones place multiply it by 10 and equales 3000. so you are just taking one zero with it
4 0
3 years ago
Read 2 more answers
Evaluate the function.<br><br> f(x) = x² - 4x – 12<br><br> Find f(-7)
pashok25 [27]

Answer:

Your answer is 65

Step-by-step explanation:

f(x) = x² - 4x - 12

f(-7) = (-7)² - 4 x (-7) - 12

= 49 - (-28) - 12

= 49 + 28 - 12

= 77 - 12

= <u>65</u>

7 0
1 year ago
PLEASE HELP ME ?!!!!!
cluponka [151]

Answer:

b & c for sure

Step-by-step explanation:

............

8 0
3 years ago
How many significant figures are in the number 100.09?
Dovator [93]

Answer:

Step-by-step explanation:

6

5 0
3 years ago
Read 2 more answers
Given 2x² = -8, x is<br>a. -2<br>b. 2<br>c. 2i or -2i<br>d. 4i or -4i
marishachu [46]
Your answer is (a) because 4 times 2 is 8 but since it's negative 2 it's negative 8

5 0
3 years ago
Other questions:
  • 789 times what equals 8679
    8·2 answers
  • Find the zero of the function f(x) = -8x + 4.<br> NEED HELP FAST DONT HAVE MUCH TIME
    6·1 answer
  • 2 (w^2-2w)=5 SOLVE USING QUADRATIC EQUATION
    14·1 answer
  • 9l9-8xl=2x+3 check for extraneous solutions
    9·2 answers
  • Drag and drop the descriptions into the boxes to correctly classify each pair of numbered angles. Each description may be used m
    14·2 answers
  • Mr. Evans is paid $9.20 per hour for the first 40 hours he works in a week. He is paid 1.5 times that rate for each hour he work
    14·1 answer
  • What is 15+12x-5x+4y-7 by combining like terms
    11·2 answers
  • I need help on this question
    10·1 answer
  • Sofia is driving to Texas. She travels at 70 kilometers per hour for 2 hours, and 63 kilometers per hours for 5 hours. Over 7 ho
    7·1 answer
  • What is the approximate measure of angle T in the triangle below 79° 84° 96° 101°
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!