Question

The set O represents the minimum temperatures, in degrees Fahrenheit, recorded in the city of Orlando in a year:

O = {49, 50, 50, 55, 56, 60, 65, 65, 70, 71, 72, 72}

The set T represents the minimum temperatures, in degrees Fahrenheit, recorded in the city of Tampa in a year:

T = {52, 54, 55, 59, 59, 61, 62, 68, 68, 70, 74, 75}

How many elements are in the set O ∪ T?

2

5

17

24

Answer 1

i thought it was the last one but i was wrong helppp please

Answer 2

The U, or union, means everything in both. So O (union) T = {49, 50, 52, 54, 55, 56, 59, 60, 61, 62, 65, 68, 70, 71, 72, 74, 75}

Answer 3

huh?