1. 3/5
2. 15
3. 1/15
4. 1 2/3
Answer:

Step-by-step explanation:
If two rectangles are similar, then corresponding sides are in proportion.
Therefore we have the equation:

cross multiply

divide both sides by 54

Answer:
1,200
Step-by-step explanation:
So first we need to find the perimeter

so it costs 10 per meter
Answer:
y = -3x
Step-by-step explanation:
Substitute the numbers into the point-slope form equation:
y - 0 = -3(x - 0)
y = -3x