Answer:
6 groups
2 girls, 3 boys
Step-by-step explanation:
To find the answer, first find the Greatest Common Factor or the GCF. The GCF in this case is 6. So, the amount of groups is 6. Then divide each number by 6, so there will be 2 girls in each group and 3 boys in each group.
The first one..
915 stamps
140 + 775 = 915
800
8*10*10=
8*10=
80*10=
800cm.
i broke up the problem. hope this helps!