Answer:
In a year she will pay $900
The cost of the installation and a month would be $225
The cost of a year and installation would be $1,080
Step-by-step explanation:
</3 PureBeauty
Answer:
The correct option is D.) Causation cannot be determined from an observational study.
Step-by-step explanation:
The conclusion is not correct because
D.) Causation cannot be determined from an observational study.
Causation determined from an observational study is speculative and cannot be confirmed without data from a real experiment.
Answer:
Step-by-step explanation:
Given
Stage 20 has 
circles
Considering at each consecutive stage circle doubles itself
So at stage 21, there will be 
circles
Answer:
Twenty-three thousand five hundred seventy-nine
Step-by-step explanation:
