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
DerKrebs [107]
3 years ago
6

Riley wants to make 100ml of 25% saline but only has access to 12% and 38% saline mixtures. x= 12% y=38%

Mathematics
1 answer:
notsponge [240]3 years ago
4 0

Answer:

x = 50

y = 50

Step-by-step explanation:

\begin{bmatrix}x+y=100\\ 0.12x+0.38y=25\end{bmatrix}

.12(100-y) + .38y = 25

x = 50

y = 50

You might be interested in
I don't really understand this​
KonstantinChe [14]

Answer:

6

Step-by-step explanation:

the question says that (Patricia) is covering a table with a table cloth, the table has a diameter of 6.

Diameter is defined as the length of a straight line through the center of a circle. An example of diameter is the length of a line sliced down the center of a pie.

so the question asks how much surface is covered by the table cloth? simply it is six.

8 0
2 years ago
Which of the following scenarios exhibits a function relation? Take the first set listed to be the domain of the relation. the s
polet [3.4K]

Step-by-step explanation:

13 colonies map need help

6 0
3 years ago
Read 2 more answers
Divide 25 by 8. Write the quotient with a fraction?
marshall27 [118]
25/8 8x3=24   3 1/8 is the answer
6 0
4 years ago
Help with this pls pls
Simora [160]

Answer:

640

Step-by-step explanation:

first you have to do the 11-9 its gonna be 2 then you have to the cubic of 2 wich is 8 and after it you have to get 8 divided by 2 youre gonna get 4

after it you have to start from the left 320/4 equal to 80 than 80by 8 equal to 640

4 0
2 years ago
In Erewhon's money system, 12 mites equals 1 bit, and 20 bits equals 1 samolian. Johann has 3 samolians and 5 bits. How many mit
Mila [183]

3 samolians = 12 x 20 = 240 mites

5 bits = 60 mites

240 + 60 = 300

Final Answer:

300 mites

8 0
3 years ago
Other questions:
  • Rewrite this expression with grouping symbols 3a -3
    10·1 answer
  • What is the perimeter of a parallelogram measuring 5 ft. x 9 ft.?
    10·2 answers
  • Suppose a population has a mean of 400 and a standard deviation of 24. if a random sample of size 144 is drawn from the populati
    14·1 answer
  • HELP ME PLEASE PLEASE
    15·1 answer
  • In the year 2008, a company made $8.6 million in profit. For each consecutive year after that, their profit increased by 10%. Ho
    13·1 answer
  • 1. (3x + 7) + (8x + 2)
    10·1 answer
  • . Formulate the hypotheses that can be used to determine whether the sample data support the hypothesis that students show a hig
    10·1 answer
  • Graph x > -3. Please help soon!!! Thanks!!!!!
    13·1 answer
  • GIVING BRAINLIEST, SIMPLE 7TH GRADE MATH PROBLEM.
    14·1 answer
  • Help help help please last one mathematics
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!