The sound intensity a distance ( d₁ = 14.0 ) m from a motorcycle is 0.290 W/m². What is the sound intensity a distance ( d₂ = 32.0 ) m from the motorcycle?
a) 0.129 W/m²
b) 0.067 W/m²
c) 0.054 W/m²
d) 0.036 W/m²