Answer:
15 km
Step-by-step explanation:
3 cm on the map = 5 km
3 x 3 = 9 cm
5 x 3 = 15 km
So, 9 cm on the map = 15 km
40 A
E=I.R ==> I=E/R
if E=6 and R=0.15 then:
I= (6/0.15)= 40 A
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