The regular meet at Asagaoka begins at last! In addition to Buzou, Miyaura, and Sekigawata, other participating teams include Yokohama's Kannami University High School, whose quiz club's president is Hanabusa Minoru, and Chiba's Leoneil High School, whose club's president is Tozuka Koutarou. Then the veteran team led by Ohkura Kunimitsu, the powerful Kaijou Academy, also arrives. Shiki and his teammates take on the first round, a paper quiz, and the second round, a fastest finger contest that divides the participants up into pairs!
you make a rough, theoretical 
estimate based on a few assumptions.
نأتي حينها بتقدير نظريّ وأوّليّ
.مبنيّ على القليل من الافتراضات
schätzt man grob die Fläche
anhand von bestimmter Annahmen.
se hace una aproximación
basada en suposiciones.
se hace una estimación
basada en suposiciones.
on peut la déduire
à partir de divers éléments.
bisogna fare una stima approssimativa
e teorica basata su pochi presupposti.
é preciso fazer uma estimativa teórica
 com base em alguns pressupostos.
остаётся связать воедино несколько 
данных и приблизительно оценить.