次の英文を読んで、 問 1 ~ 問8に答えなさい。
(配点50点)
Inspired by fierce family battles for the last remaining piece of cake, a team of three
high schoolers in southwestern Japan's Oita *Prefecture have invented a device that cuts
round cake and pizza evenly, no matter how many pieces are sliced, and their creation
won the top prize in the prefecture's invention contest in 2021.
The three students are members of the industrial technology club at Oita Prefectural
Kunisaki High School. Their clever invention to solve a daily life problem with a
flexible *2mindset won the governor's award in the competition and is gathering attention.
Twelve students in the electronics department of the school ( 1 ) to the industrial
technology club, which has continued to submit works to the invention contest for about
40 years. Five of their creations won prizes in the high school division of the 2021 edition
of the competition that was launched in 1941.
The top prize-winning device, whose name translates to "Let's kindly divide it up," was
invented by second-year students Wataru Onoda, 16, Rinto Kimura, 17, and third-year
student Mitsumi Zaizen, 18. It was inspired by bbattles for birthday cake in Onoda’s
family. He needed to defeat his rival two sisters in games of rock-paper-scissors to get
the last remaining piece because the cake was always cut into eight pieces despite his
family having seven members.
Based on Onoda's idea to equally divide a cake into seven pieces, Kimura created a
drawing and computer program to precisely make parts for the device. While Zaizen could
not be involved in the actual production due to preparations for her university entrance
she created a video for the presentation, using her experience of winning a prize
in the competition for two years in a row.
exams,
(2 ) a two-month trial and error process, the device was completed. When a cake
or pizza is placed on a turntable made with a laser beam machine, it can be cut evenly into