Suppose we employ a system in which the unit of mass equals 100 kg, the unit of length equals 1 km and the unit of time 100 s and call the unit of energy eluoj (joule written in reverse order), then

Options :

1. 1 eluoj = 10⁴ joule

2. 1 eluoj = 10⁻³ joule

3. 1 eluoj = 10⁻⁴ joule

4. 1 joule = 10³ eluoj