Anwser: 18=9 groups and 20= 10 groups
Answer:
No
Step-by-step explanation:
They are not real un my opinion
B-1, C-2, A-3
b. 9/100
It helps if you have memorized the cubes of small integers. Of course, the ones needed here are ...
3³ = 27
10³ = 1000
The desired value can be simplified to ...