Tea Pei Si's answer to Na math's Primary 6 Maths Speed Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Tea Pei Si
Tea Pei Si's answer
25 answers (Tutor Details)
Pretty self explanatory. Draw the model for the boys; two full units and one half unit. The girls would just be one unit. This will help you visualise. Since boys get twice more sweets than girls, that 2.5 unit must times two to find the total units of sweets the boys get.