Page 59 - NUMINO Challenge_D2

Creative Thinking

1 Which of the following cannot be identified as a true statement by
looking at the diagram below?
B
A
CD

Since C is included in A, if it is C, then it is A.
C and D do not have a common part.
D is not included in the common part of A and B.
B and C do not have a common part.
D is included in A and in B.

2 Which of the following can be identified as a true statement by looking
at the conditions given below?

There is a student who can play the piano in class 1.
All the students in class 2 can play the piano.

A student who plays the piano and is not in class 1 is a student from
class 2.
A student who plays the piano and is not in class 2 is not a student
from class 1.
There are more students who can play the piano in class 2.
There is no student who cannot play the piano in class 2, but there may
be students who cannot play the piano in class 1.
A student who can play the piano is a student from either class 1 or
class 2.

56 NUMINO Challenge D2