Apply scale command to the drawings as per the instructions?

ex11
Create a rectangle of 20x30
Creat a Copy of above rectangle
Apply scale command to the copied rectangle
convert the rectangle dimensions from (20x30) to (40x60) by giving a scale factor
ex11
Create a rectangle of 20x30
Creat a Copy of above rectangle
Apply scale command to the copied rectangle
convert the rectangle dimensions from (20x30) to (10x15) by giving a scale factor
ex11
Create a line of 100
Creat a Copy of above line
Apply scale command to the copied line
Convert the Line dimensions from 100 to 5 by giving a scale factor
Do not use reference option
ex11
Create a line of 5
Creat a Copy of above line
Apply scale command to the copied line
Convert the Line dimensions from 5 to 40 by giving a scale factor
Do not use reference option
ex11
Create a rectangle of 20x20
Apply scale command with copy option
Using the above instructions create rectangle of (40x40) and (60x60)
All rectangles should orignate from same base point
ex11
Create a rectangle of 50x50
Creat a Copy of above rectangle
Apply scale command with reference option to the copied rectangle
select a refernce line
apply refernce length of 30
ex11
Create a rectangle of 50x50
Creat a Copy of above rectangle
Creat a horizontal line of 60
Apply scale command with reference option to the copied rectangle
select the 50(length) dimension as refernce line
apply refernce length by selecting the line (points)
ex11
Create a rectangle of 40x50
Creat a Copy of above rectangle
Creat a horizontal line of 60
Apply scale command with reference option to the copied rectangle
select the 40(width) dimension as refernce line
apply refernce length by selecting the line (points)