Think about what 9 is as a square root:

The answer which is closest to this is closest to 9.
Answer:
3 and 4
Step-by-step explanation:
3*3 is 9, and 4*4 is 16. 10 lies between 9 and 16.
Answer:
x=trinta e qutrodecimos
Step-by-step explanation:
First step
You must stablish a relation
150 ml sauce/100 ml vinegar
If 100 ml vinegar_______150ml sauce then 11 ml vinegar ____x ml sauce
Second step
You must resolve x from the equation
X= (11ml vinegar*150 ml soya)/(100 ml vinegar)= 16.5 ml sauce, it means that it will be 16,5 ml sauce by every 11 ml of vinegar