Original values:

3.5 seconds is a(n) string

79.2 is a(n) double

12 is a(n) integer

Converting to other data types:

3.5 seconds as a double is 3.5

3.5 as an integer is 3

Converting back to a string results in 3

Before casting: 98.6 degrees is a string

Using type casting instead:

as a double: 98.6

as an integer: 98

After casting: 98.6 degrees is a string