Sara uses a scale of 1 cm : 12 m to draw a floor plan of a
new store. she has to redraw the drawing so that it is
larger for her presentation. could sara use the following
scales? select yes or no for each scale.
a. 1 cm : 8 m
b. 1 cm : 20 m
c. 2 cm : 24 m
d. 3 cm : 15 m

The correct answer is B. So for A, 8m is smaller than 12 m. For B, 20 m is Bigger. For C, Find how many meters is 1 centimeter, the answer is 1 cm : 12m, the meter is not bigger than 12, but the same, so C is wrong. For D, divide both sides by 3 to find 1 CM, the answer is 1 cm : 5 m, it is wrong.

(1/x + 1)^2 + 6 (1/x + 1) +5