The average weight of of 4 girls is 25kg what is their total weight?

Oh, dude, math time! So, if the average weight of 4 girls is 25kg, that means their total weight is 100kg (25kg x 4). Like, that's just basic math, you know? So, if you ever need to know how much those 4 girls weigh altogether, just remember to multiply that average weight by the number of girls. Easy peasy!