at the picture ⤴
1. the answer is shown below ⤵
a. How many like eating both in Jollibee and in Mc Donalds
b. In Jollibee only?
c. In McDonalds only?
Solution:
Let S¹ = Set of kids who likes eating Jollibee only.
S² = Set of kids who likes eating both Jollibee and in McDonalds.
S³ = Set of kids who likes eating McDonalds only.
n (S3) = 17
n (S2) = 25
n (S1) = 28
IN JOLLIBEE = 17
BOTH IN JOLLIBEE AND MCDONALDS = 25
IN MCDONALDS = 28
2. at the picture ⤴
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Answers & Comments
1. the answer is shown below ⤵
a. How many like eating both in Jollibee and in Mc Donalds
b. In Jollibee only?
c. In McDonalds only?
Solution:
Let S¹ = Set of kids who likes eating Jollibee only.
S² = Set of kids who likes eating both Jollibee and in McDonalds.
S³ = Set of kids who likes eating McDonalds only.
n (S3) = 17
n (S2) = 25
n (S1) = 28
IN JOLLIBEE = 17
BOTH IN JOLLIBEE AND MCDONALDS = 25
IN MCDONALDS = 28
2. at the picture ⤴