Correct answer is... 3 m. It is equal to 9 ft. Wingpan is calculated as stright line from one wingtip to another, so shape of the wing is not taken as factor during measurement. The biggest civil aircraft is 88 m (290 ft) wide, so AeroVironment RQ-20 Puma has 3% percent of it's length. Typical jet airliners are about 34 m wide, so in the comparision AeroVironment RQ-20 Puma has 3% of aircrafts like B737 or A320.
Disclaimer: Our articles and data connected to wingspan of AeroVironment RQ-20 Puma are based on public data from various sources. We are very picky to select an reliable data providers, but we cannot guarantee that everything is 100% error-proof. We recommend for any serious purpose - as a rule of thumb - to request offical data about wingspan from manufacturer of AeroVironment RQ-20 Puma.