Answer:
I think its b plz don't get mad I am not so sure
She will need 3.77 pieces of wood because 1 piece is 6m which is 600 cm and she need 78 pieces of 29 cm so 78*29=2262 then you divide the by 600 and that gives you 3.77 so she realy need 4 sorry i f i got it wrong.
the answer either 3.77
or 4
Which operations? like adding/subtracting & multiplying/dividing?
