- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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- Grade 11 and 12 Mathematics (Moderator: geoffrey)
Did you know?
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
Did you know?
By definition, when a medication is administered intravenously, its bioavailability is 100%.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.