The perfect score for an online time-based math test in a lockdown or in the new normal, because for most teachers, 19 is the new 100.
Which flawless score is psychologically less intimidating in assessing home-based learning students: 19/19, 50/50, or 100/100?
19π 24π
When the number of new coronavirus infected cases (local or/and imported) in a country or city is one short of a score.
On December 20, 2020, Singapore experienced a Covid-19(19) phenomenon, which prompted some punters to bet on the alleged lucky 4D number 1919.
1π 10π