Answer:
The nth term is given by: 
The 30th term is 78.
Step-by-step explanation:
Arithmetic sequence:
The nth term of an arithmetic sequence is given by:

In which
is the first term and d is the common difference between terms.
-9, -6, - 3,0
This means that
. So

30th term:

The 30th term is 78.
<h3>
Answer: 4 square inches</h3>
Explanation:
Square the linear scale factor to get 5^2 = 25
This means that,
new area = 25*(old area)
We take this idea in reverse to find the old area
old area = (new area)/25
old area = (100 sq inches)/25
old area = 4 square inches
Answer:
7
Step-by-step explanation:
27 + 27 = 54
54 + 3
57
Smaller number is: 7
Answer:
Number of members having previous work experience = 18
Step-by-step explanation:
As given in question,
Total number of new members hired = 27
Since, two-thirds had previous retail work experience
So,



= 18
So, the number of new members hired having work experience = 18