This question sounds difficult but I'm sure I am capable of doing it!
Thanks mdm pavi!
Dear Mdm Pavithra,although this question is difficult, I will still try my best to figure out how to solve the sum.
Dear Mdm Pavithra, this is very challenging......It's so hard to solve!
What does it means by " Draw a model diagram and label it clearly "?
Dear Mdm Pavithra,thank you or posting the question.
thank you for posting the Q