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
tester [92]
3 years ago
13

A window washer clean 38 windows in 2 hours at this rate how many windows did he clean in 7 hours?

Mathematics
2 answers:
SashulF [63]3 years ago
5 0
Ok you wash 38 in 2 hours
now multiply 38 by 3 and that's the total you wash in 6 hours
( the 3 is the amount of 2 hour shifts total)
finally divide 38 by 2 and then add that to the total you wash in 6 hours
inysia [295]3 years ago
5 0
Proportion:
38/2•x/7
cross multiply:
(7)(38)=2x
simplify:
266=2x
divide:
x=133
133 windows
You might be interested in
In what real-world situations would you want to round a number?
solmaris [256]
Taxes,paying for things, estimating how much money you have or will get or pay
7 0
3 years ago
Ashlyn has three more than twice the number of pencils that Yasmin has. Ashlyn has 21 pencils. This can be represented by the eq
cricket20 [7]
Answer:
The variable n represents the number of pencils that Yasmin has.

You can solve for n to determine how many pencils Yasmin has.
7 0
3 years ago
Y is directly related to X, and Yis 81 when X is 27.<br> The constant of variation is
Arisa [49]

Answer:

3

Step-by-step explanation:

A direct variation is of the form

y = kx

We know x and y so we can find k

81 = k *27

Divide each side by 27

81/27 = 27k/27

3=k

The constant of variation is 3

5 0
4 years ago
What value of x makes this proportion true?<br> O A. 20<br> OB. 5<br> O C. 6<br> O 0.9
Archy [21]
B. 25/20 using gcf simplified is 5/4
5 0
3 years ago
Read 2 more answers
Another one???<br> The ruler Ting!!!
ludmilkaskok [199]
I don't understand or see for the matter the question what is it 
8 0
3 years ago
Other questions:
  • Find the least common denominator for these two rational expressions -8/x^2 -1/5x
    9·1 answer
  • Use distributive property - (-11) x (-15) + (-11) x (-25)
    5·1 answer
  • Sam is picking fruit from a basket that contains many different kinds of fruit. Which set of events is independent?
    5·1 answer
  • Justify each step x/3-7=11 x/3=18 x=6
    12·1 answer
  • Find the following quantity.
    11·2 answers
  • Which rule can you use to find the nTH term of an arithmetic sequence in which the common difference is 5 and a12 = 63?
    12·1 answer
  • 10% of the passengers on a fly with us airlines flight are in first class. If there are 40 passengers in first class, how many t
    5·1 answer
  • Un bloque de 300 N se desliza sobre una superficie inclinada que forma un ángulo de 25° con la horizontal y cuyo coeficiente de
    9·1 answer
  • Question 14 of 25 The image shows the location of ladders around a circular pool. 10 C 8 2 0 2 B (6y-2 85 -12 -10 0 2 Cody walks
    8·1 answer
  • Find the mid point of the line segment.
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!