Identify all the sets to which the number belongs. (1 point)
0.
a. rational number
b. irrational number
c. integer, rational number
d. whole number, integer, rational number

C.integer, rational number

Integers - The set of natural numbers, their opposites, and zero {...-2, -1, 0, 1, 2...}

Rational numbers - because the set of integers and all the other numbers that can be expressed as a fraction. For example, 3, -0.39, and  are all rational numbers

20000 as first it increases by 2500 then by 5000 so next it will increase by 10000