Answer and Explanation:
1. Percentage change in the value of bitcoin for the last 30 days in US dollars = 18370-12885.75= 5484.25/12885.75*100= 42.75%
2. Bitcoin is currently used as money and considered legal for such purposes in countries like US, Canada, Japan, UK. It is generally not accepted and considered legal tender proper yet
3.
Employee benefits are nonsalary compensation granted by an employer.
These are other "perks" from your employer, like health/dental/life insurance, stock in the company, discount programs (for example cell phone service discounts), 401K matching, etc.
Answer:
4
Explanation:
Given:
A company employs two office assistants for every nine architects and
ratio is given = 2:9
Question asked:
How many new office assistants will it need to hire as it plans to hire eighteen new architects = ?
Solution:
Let ratio of new office assistants = 
Ratio of two office assistants for every nine architects = 2:9
By using formula of ratio and proportion:
Ratio of two office assistants for every nine architects : : ratio of new office assistants for eighteen new architects,
2 : 9 : :
: 18

By cross multiplication,

Dividing both side by 9,

Thus, 4 new office assistants will it need to hire.
Answer:
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Explanation:
Better understand what the concept is