4 cm ----> 9 ft
1 cm ----> 9/4 ft
then 11 cm ----> ??? ft
( if 1 apple costs 30 cents, how much would 3 apples cost? What operation did you do ?)
a scale drawing of a billboard uses the scale 4cm: 9ft. The length of the billboard in the drawing is 11cm. How long is the actual billboard.
1 answer