Answer:
What type of dress can never be worn?
I am a mother from a family of eight. Spins around all day despite my weight. Had a ninth sibling before founding out it's fake.
I am a seven letter word. I am very heavy. Take away two letters from me and you will get eight. Take away one letter from me and you will get 80. What word am I?
I shrink smaller every time I take a bath.
By myself, I'm practically nothing. Worthless as a leader, but when I follow a group, their strength increases tenfold. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.