" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
27 = 9/1-r
27(1-r) = 9
27-27r = 9
-27r = 9-27
-27r = -18
r = -18/-27 = 2/3 (B)
CMIIW...