Answer:
Its A i just took the test
Step-by-step explanation:
Answer:
40 girls 20 boys i think / guess
Step-by-step explanation:
Infinite sets may be countable or uncountable. Some examples are: the set of all integers, {..., -1, 0, 1, 2, ...}, is a countably infinite set; and. the set of all real numbers is an uncountably infinite set.