Answer to Question #329599 in Discrete Mathematics for Jawad Munir

Question

For each of these pairs of sets, determine whether the first is a subset of the second, the second is a subset of the first, or neither is a subset of the other

Answer 1

a. The set of nonstop airline flights from New York to New Delhi is a subset of the set of airline flights from New York to New Delhi.

If the flight from New York to New Delhi is nonstop, it is still a flight from New York to New Delhi.

b. The set of people who speak English and the set of people who speak Chinese intersect, but neither is a subset of the other.

There is a person, who speaks English but doesn't speak Chinese.

There is a person, who speaks Chinese but doesn't speak Chinese.

c. The set of flying squirrels is a subset of the set of living creatures that can fly.

The flying squirrel is a living creature that can fly.