Answer:
Stationery section will be 4 feet wide.
Step-by-step explanation:
Total area of bookstore = 288 sq ft
Area to be devoted to stationery =
of total area = 
Length of stationery section = 12 ft
To find:
Width of stationery section = ?
Solution:
First of all, let us have a look at the area of rectangle:

Here, we are given the length for stationery section and area of stationery section has been calculated above.
And we have to find the Width of stationery section.
So, let us put the two values to find the third value.

So, the answer is:
Stationery section will be 4 feet wide.
Answer:
#1 is 9 times 10^15
#2 is 3 times 10^8
Step-by-step explanation:
Answer:

Step-by-step explanation:
Considering the expression

Solution Steps:

as

so


join 
so






so


so



Therefore
