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
MAVERICK [17]
3 years ago
14

Prove that the recurring decimal 0.39 = 13/33

Mathematics
1 answer:
Tcecarenko [31]3 years ago
8 0
x=0.\overline{39}\\100x=39.\overline{39}\\
100x-x=39.\overline{39}-0.\overline{39}\\
99x=39\\
x=\dfrac{39}{99}=\dfrac{13}{33}

You might be interested in
What is the volume of the following triangular prism?
BlackZzzverrR [31]

Answer: 3000cm3

To find the area you need to find the area of the triangle and multiply that by the height of the prism.

The area of the triangle is

.5*12*10 = 60

And the height is .5m = 50cm

So the area will be

60*50 = 3000

7 0
4 years ago
Read 2 more answers
Sam wants to tip his uber driver 20%, if his cost for the commute is $15. What will his TOTAL be with tip?
kolezko [41]

Answer:

$18.00

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Kevin wants to buy 2.5 pounds of chicken at $6.49 per pound. How <br> much will he pay?
pochemuha

Answer:

16.225

just times 2.5 times 6.49

6 0
3 years ago
- Isabella makes $14.35 an hour at her company. Skyler, who works at the same company,
olga55 [171]

Answer:

It would be 8 years ago.

Step-by-step explanation:

-First, subtract $14.35 from $16.35, which gives you 2.

-Next, remember that $0.25 is a quarter, so how many quarters make $2?

-0.25x4 gives you a dollar, so 0.25x8 gives you 2 dollars.

Hope it helps!

7 0
3 years ago
Ted's company has recieved an order to print 10^6 pages. ted's company has 100 machines , each of which can print 10^4 pages a d
Ludmilka [50]

Answer:

10^0=1 day

Step-by-step explanation:

10^4 x 100=10^4 x 10²

     =10^(4+2)

     =10^6

Then:

10^6/10^6=10^(6-6)=10^0=1 day

7 0
3 years ago
Read 2 more answers
Other questions:
  • Find the missing number: 8.4(1.5 + 2.3) = 12.6 +
    5·2 answers
  • Ali's dog weighs 8 times as much as her cat together, the two cats weigh 54 pounds. how much does Ali's dog weigh
    12·2 answers
  • For a circle with a radius of 15 cm, what is the length of an arc intercepted by an angle measuring 120 degrees
    13·1 answer
  • Find the measures of the supplementary angles of their measures are in ratio of 22:23
    10·1 answer
  • Fahrenheit . The freezing point of water in degrees celsius is zero while in degrees fahrenheit it is 32
    12·1 answer
  • Find the x-intercept of the function: f(x) = 6x - 2. Round answer to the nearest hundredth, if necessary.
    12·1 answer
  • Amanda wants to attend Baylor University for her 4-year college. She is a National Merit Scholar and scores a 1500 on her SATs.
    11·1 answer
  • Two buildings have the same total height. One building
    13·1 answer
  • Two times a number is equal to the absolute value of the quantity "sixty-three less than five times that number." What could the
    14·1 answer
  • 4) 1, -4, 16, -64, 256, ...
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!