Answer:
the answer is 4
Step-by-step explanation:
because i did it on desmos that is a graphic calculator
Question:
For every 1 litre of water used to make a medicine, 600 ml of sucrose and 150ml of saline solution are used.
Express the amount of water, sucrose and saline solution needed as a ratio in its simplest form.
Answer:

Step-by-step explanation:
Given



Required
Express as a ratio to the simplest form
First convert the volume of water to mL



Express as ratio:


Divide through by 10

Divide through by 5

<em>The ratio can not be further simplified</em>
Answer:

Step-by-step explanation:
Given
Let the number be X
From the first statement, we have:

Required
Find 

using the following law of logarithm

So:


Substitute:
in 


Apply the following law:


Express the square roots as power


using the following law of logarithm



Rewrite as:




Answer:
R is -2,0
Step-by-step explanation:
i assume .... because im not sure if we r counting from the line to the left or from the edge to the line