robertstevenson4430 Asked: January 2023 how many more days 67 men will take to build a wall which 134 men can make in 2 weeks
robertstevenson4430 Asked: December 2022 Sometimes I think I should sucide cause the world has became a rotten mess and there is no respect to
robertstevenson4430 Asked: December 2022 A, B and C together take 8 min to address a pile of envelopes. a and b together would take 10 min; a and