Answer: If you are 80 years and older, it should be less than 150/90 (“150 over 90”). In general, the lower your blood pressure, the better. A blood pressure reading of less than 90/60 is normal as long as you feel okay.
Answer:
A, Temperature, pH, salinity, precipitation and humidity
Explanation:
Water includes all of these options. Also, water doesn't include wind which is in all three of the other options, so this is the only option that would work. Hope this helps :)
fifth tick mark means 0.5mL
so ans is 3.5 mL
