Discover Questions

How many drops equal 25 milligram? A fair coin is tossed 5 times. What is the probability of at least one head? Round to the nearest ten-thousandth.? When a witch casts a spell, does she use a spell-check program? What is the numerical ratio of the rate of change in the concentration of CO2 to the rate of change in the concentration of O2? Is there a succinct mathematical symbol that describes, "but" or "though", just how there are symbols for less than or greater than?