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
ANTONII [103]
3 years ago
10

The ratio of the numerator and denominator of a rational number is 2 : 7 and

Mathematics
1 answer:
Nadya [2.5K]3 years ago
4 0

Answer:

6/21.

Step-by-step explanation:

let the rational number be 2x/7x.

2x + 4 / 7x - 2 = 10 /19

Cross multiply:

19(2x + 4) = 10(7x - 2)

38x + 76 = 70x - 20

96 = 70x - 38x

32x = 96

x = 3.

So the rational number is  2*3/ 7*3

= 6/21.

You might be interested in
I’m in dyer need of the answer to this problem please help!!
ElenaW [278]

Answer:

the x intercepts are -4 and -2

the y intercept are -2

Step-by-step explanation:

5 0
2 years ago
Answer this question please thanks
Artist 52 [7]

Answer:

The amount of intrest gained was B. $7.50

Step-by-step explanation:

Mark invested $125.

He gaines 3% per year and he did it for 2 years.

.03 x 2 =.06

125 x .06 = 7.50

B. $7.50

Hope this helps!

:)

4 0
3 years ago
Solve using a2 + b2 = c2 <br> show ur work please :)
Brrunno [24]
So 90^2+90^2=c^2
8100+8100=c^2
16200=c^2
C= ~127.28
5 0
3 years ago
Help please I’ll give extra points and brainlist
lapo4ka [179]

True

______

A closed circuit basically means everything is connected by wires and for this setup every device receives electricity making this true

6 0
3 years ago
A number is multiplied by -58. the product is -0.4. what is the value of n?
quester [9]

Answer:

n = 145

Step-by-step explanation:

-58 ÷ -0.4 = 145

n = 145

5 0
2 years ago
Other questions:
  • What does the expression l+w+l+w represent
    13·2 answers
  • The length of time Y necessary to complete a key operation in the construction of houses has an exponential distribution with me
    6·1 answer
  • Are these the correct answers? I hunk I got some wrong pls help
    8·1 answer
  • If an event is very unlikely to occur would it’s probability be zero
    7·1 answer
  • Can someone please help with 5x-4&lt;10
    5·2 answers
  • PLS HELP !! i’m not very good at math and can’t find the answer anywhere
    9·2 answers
  • Angle A and angle B are supplementary (180°)
    13·2 answers
  • What is the volume of the prism if each cube is 1 cm to the third power?​
    9·1 answer
  • The sum of two numbers is 42. The greater number is equal to 5 times the smaller number. Find the numbers.
    5·2 answers
  • Identify the underlined place in 183.6733. Then round the number to that place.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!