What is the 123 rule for concussions?

What number is 30000000000? What is the square root of seven to the 10th decimal? What is 40 60? Why eliza failed in turing test? Is 7.9 low for hemoglobin? What factor is paired with 7 to give 7? Why might someone choose to use the Y intercept in the slope to graph a line? What is 230 m converted to cm? What states that if two angles and a nonincluded side of one triangle is congruent to two angles and a nonincluded side of another triangle? What would it cost to buy 25 square yards of carpet? What day of the week is January 1st 2030? What does the one dash mean in length? What does slk mean? Why do they use p and q for object distance and image distance? What is the positive square root of 90? What is the cubic feet of a room that is 12 feet long 8 feet wide and 8 feet high? What is the meaning of 0830 in time? What are the prime foctors of 1700? Is an angle and arc congruent? Is the number-4.25 an irrational number?