4,5 : 0,25 = 18 pieces of ribbon.
Answer:
Step-by-step explanation:
Scale = 1cm:3km
Therefore area of lake = 81Km
1:3 = x:81
= 27:81
Therefore the area on map is 27cm
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155
5*5=25
((5*13)/2)*4=130
130+25=155
y= -3/5x+5