67% of 1280 is 857.6 substrack it and it's = 422.4
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:
“La raíz cuadrada de 45 / CUARENTA Y CINCO es el número(X) -tanto negativo como positivo- cuyo cuadrado proporciona como resultado el mismo número: 45“.
Answer:
Hello! Your answer would be, A)
Step-by-step explanation:
Hope I helped! Ask me anything if you have more questions! Have a nice mourning! Hope you make an 100%! -Amelia♥