Question

An architect notices that the scale on a blueprint he is using has been torn off. However, he sees that a 21.6-foot wall that has been built is 6 inches long on the blueprint. What is the scale for this blueprint?

Answer 1

Answer: 1:43.2

Step-by-step explanation: let's say 6 in. be x, so the equations is 0.5x=21.6 since the 6 is in inches so we get it to feet. times 2 on both side to get x so the answer is 1:43.2