Real numbers, rational numbers, Integers, Whole numbers, and Natural numbers.
80 percent
Explanation:
Divide 60 by 75 and get the outcome of .80
let's recall that i⁴ = 1 so then 
Answer:
2
Step-by-step explanation:
18 = 2 × 3 × 3
22 = 2 × 11
choose the number that appears most
which is 2