NCERT Figure it Out 2 - Q13 - Power Play
Question: Write in scientific notation: (i) world clothes if each of ~8.2 x 10^9 people has 30 pieces (ii) honeybees from ~10^8 colonies x 50,000 bees (iii) bacterial cells in all humans (~38 x 10^12 per person) (iv) lifetime eating time in seconds (~1 h/day for 70 years).
Answer: (i) 2.46 x 10^11 (ii) 5.0 x 10^12 (iii) 3.116 x 10^23 (iv) 9.198 x 10^7 seconds
Full step-by-step NCERT solution with diagrams on Something by Zero.