Answer:the biggest number of members that each group would have is 4 Step-by-step explanation:it is because it is asking for the biggest number and now we have to find the greatest common factor or gcf of the number 36 and 16 now lets start off with the girls, 36÷4= 9 which means theres 9 groups with 4 members now lets move on to the boys, 16÷4=4 which means theres 4 groups with 4 members