The area of kamila’s rectangular living room is 2.5 times the area of her square bedroom. the length of the living room is 18 feet and its width is 1.25 times the length of a side of the bedroom.

create a diagram representing kamila’s living room and her square bedroom. assign variables to any unknown sides and label the diagram.
find the length of one side of kamila’s bedroom.

The length of one side of Kamila’s bedroom is 9 feet.

Step-by-step explanation:

Let the side of square room be x

Length of rectangular room = 18 feet.

Since we are given that  its width is 1.25 times the length of a side of the bedroom.

So, width = 1.25 x

Area of rectangular room =

                                           =

                                           =

Area of square bedroom  =

                                           =

Since we are given that The area of Kamila’s rectangular living room is 2.5 times the area of her square bedroom.

So,

Thus the length of one side of Kamila’s bedroom is 9 feet.

Width of rectangular living room = 1.25x =

Refer the attached diagram                                            

The answer is in the image 

For 1 flavor there are 9 topping

Therefore, for 5 different flavors there will be 5*9 choices

No of choices= 5*9

=45 

The answer is in the image 

The answer is in the image 

The total nom of  code that can be used is equal to 5+3 = 8

Salesperson will make 6% of 1800

=(6/100)*1800

=108

Salesperson will make $108 in $1800 sales

The answer is in the image 

Here,

tip=18%of $32

tip=(18/100)*32

=0.18*32

=$5.76

Total payment=32+5.76=$37.76

Salesperson will make 6% of 1800

=(6/100)*1800

=108

Salesperson will make $108 in $1800 sales