If you help me get this Right, i will mark you as brilliance, AND rate your answer as 5 stars, and give you a thanks BUT only if you get it right! Thank you ! :D

Which of the following would be a reasonable estimate for the weight of a pencil? a. 1 × 10^-20 lb b. 1 × 10^20 lb c. 1 × 10^2 lb d. 1 × 10^-2 lb

30 points if you answer all 3 questions with work!

There are a total of 75 students in the robotics club and the science club. the science club has 11 more students than the robotics club. how many students are in the science club?