It is a mixed number because 12/2 can be written as 6 instead of 12/2
Answer:
half dollar, quarter, dime and nickel
Step-by-step explanation:
When you sum it up it will give you 90 cents.
Answer:
Its C i think
Step-by-step explanation:
Answer:
The t-distribution is used.
Step-by-step explanation:
When we dont know the standard deviation of the population, we use the t-distribution(t-table).
Otherwise, the z-distribution(z-table) is used.
So the answer to this question is the t-distribution.