1. Two teams of woodcutters
have to cut some logs with the size, in twenty equal pieces. The first
team cuts a log in 100 seconds and the second team needs five seconds for
each cut. Which of the two teams wins the competition?
The second team wins because cutting
a log in twenty pieces requires only 19 cuts.
19x 5=95 seconds
Alexandru Grosu
5th grade
"Duiliu Zamfirescu" School, Focsani,
Romania
2. What number from 1 to 10 is equal
with the leight and the breadth of a geometrical figure having an aria
equal with the perimeter?
(4 square)
3. Is there in the 20th century a
year written in figures on a sheet of paper to be overturned paper?
1961
Catalina Iordan
5th grade
"Duiliu Zamfirescu" School, Focsani,
Romania
Teacher: Petru Dumitru