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
BartSMP [9]
3 years ago
9

Convert the decimal expansion 0.2777... to a fraction.

Mathematics
1 answer:
andrey2020 [161]3 years ago
5 0
A = 0.2777 ... = 0.2(7)

10a = 10 * 0.2(7)=2.(7)
100a = 100 * 0.2(7) = 27.(7)

100a - 10a = 27.(7) - 2.(7)
90a = 25

a=\frac{25}{90}=\frac{5}{18}

You might be interested in
A number divided by 3 less then itself gives a quotient of 8/5. Find the number
Airida [17]
We Can Let "A Number" Be M.
M Divided By 3 Less Than Itself Gives Quotient Of 8/5.
M/(M-3) = 8/5. Lets Solve.

\frac{M}{(M - 3)}  =  \frac{8}{5}
So, What Number Can Have 3 Subtracted From It To Get Five, But Also Be Equal To Eight?
Eight Of Course!!!
So, We Know That The Number Equals 8.
8 0
3 years ago
Steven and Gina each wrote an expression, but only Steven’s expression is equivalent to 4x - 8. What could be Gina’s expression?
Fed [463]
2(2x-4) because when you multiply 2 x 2x it equals 4x. When you multiply 2 x 4 it equals 8. Leaving you with 4x-8
4 0
3 years ago
What is the volume of a sphere if it has a radius of 3 centimeters? (Use 3.14 for TT.)
snow_tiger [21]

Answer:

9.52

Step-by-step explanation:

4 0
2 years ago
Question 3 of 5
gladu [14]

Answer:

triangle A

Step-by-step explanation:

the area is 16cm²

8×4/2 = 32/2 = 16

5 0
2 years ago
Factorise this equation: 4x²-2x-5
Karolina [17]

Answer:

PEMDAS Answer:A

Step-by-step explanation:

parentheses exponents multiplication division addition and subtraction in order

7 0
3 years ago
Other questions:
  • Extrageti radacina patrata a) 0,(4) b) 28,(4) c) 2,(7) urgennntt dau coroana
    7·1 answer
  • Raymond is 2 meters tall and Paul is 6 feet tall. Who is taller?
    12·2 answers
  • Please help!!! How do you count (-3y^2+5y) (4y+7)??
    13·1 answer
  • Find the measure x of an angle that is complementary to 83º.<br>A )3<br>B)5<br>C)7<br>D)13​
    13·1 answer
  • Does anyone know this question?
    10·1 answer
  • 5) The Montgomerys borrowed $115,000 at 10% for 30 years to purchase a house. Find the monthly
    9·1 answer
  • What is the value of S^3 for ????
    11·2 answers
  • PLEASE HELP ASAP
    6·2 answers
  • Use graphing technology to find the range of the function f(x)=1/2x+2​
    15·1 answer
  • PLEASE HELP WITH THIS ONE QUESTION
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!