Mathematics 1 Deneme Sınavı Sorusu #1407368 - AOF.SORULAR.NET

Mathematics 1 Deneme Sınavı Sorusu #1407368

There are 22 students in a class. 16 of them has blue pens. 18 of them has red pens. How many of them has both blue and red pens?

8

10

12

14

16

Yanıt Açıklaması:

s(B)=16
s(R)=18
s(B ∪ R)=28

s(B ∩ R) = s(B) + s(R) – s(B ∪ R)=16+18-22=12

PAYLAŞ:

SORUNUN CEVABI: C

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