Answer:
If you add 690 ml of water you will obtain 1.690 liter of 70% alcohol. Of course if you halve the amounts, e.g. 0.5 liter 75% alcohol and 345 ml of water, you will also obtain 45% alcohol solution.
Step-by-step explanation:
<h2>a - b = a + (-b)</h2><h2>a + b = a - (-b)</h2>
for any real numbers
Answer:
There are 6 sides to a hexagon
Step-by-step explanation:
simple questions like this can just be googled
130x5=650
650-104=546
546-137=409
409-154=255
255-131=124
x=124
The answer would be -1 14/15