Question

length of room:144 in.

length of room on scale drawing: 18 in.

how did you solve it and what is the answer

Answer 1

scale will be 1:8 and divide it u will get solutions

Answer 2

➡Hey there !!

we can solve all the problems related to scale value and actual value by :-

Taking ratio (r) = length of room/length of room on scale

=) r = 144/18 = 72/9 = 8:1

=> now we can make the length of room as 1 unit on scale drawing which represent 8 units in actual value.

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This is the rough idea i have given you of ED .

Hope it will help you