Maths paper 2.. 2012!!

[svenas]

fyn thnk u. wbu? da paper wnt well, alhamdulillah. hw ws it 4 u? i put da worms wid lengths between 11cm n 12.9cm hv been naturally selected n so hv da tallest bar.

but is my answer correct u thnk?

 

[kareem]

where's it?

check my posts or go to igcse in the forums and its there

 

[IGCSE O/L student]

but is my answer correct u thnk?

i really dnt knw. sry!