B is one.
A < C and D are rational
Im thinking about E. It looks like a recurring decimal at first sight but I think its irrational.
Answer: B
Step-by-step explanation:
Answer:
186 pounds
Step-by-step explanation:
let x = pounds on Earth
set up a proportion:
= 
cross-multiply: 21x = 3906
divide by 21: x = 186