Question

he Anwar family is planning to build a new home. They have hired 2 different architects to create blueprints for the house. Anderson Architects uses a scale of 1 in. to represent 1.5 feet. Charleston Architects uses a scale of 1.5 inches to represent 1 foot. If each group draws a room that is 12 inches by 12 inches on the plans, what is the difference in size in real life of the two drawings?

Answer 1

The difference in sizes in real life of the two scale drawing is  10 feet.

How to use scale to find the real length?

They hired two different architect to create a blueprints for the house.

Anderson Architects uses a scale of 1 in. to represent 1.5 feet.

Therefore,

1 inches = 1.5 feet

Real life size of 12inches by 12 inches

12 inches = ?

size = 12 × 1.5 / 1 = 18 feet

Charleston Architects uses a scale of 1.5 inches to represent 1 foot.

Therefore,

1.5 inches = 1 foot

Hence,

Real life size of 12inches by 12 inches

12 inches = ?

size = 12 / 1.5 = 8 feet

Therefore, the difference in real life is 18 - 8 = 10 feet.

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