Spot what is wrong here in below Picture?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

In a family supper, a grandfather, a grandmother, two fathers, two mothers, four children, three grandchildren, one brother, two sisters, two sons, two daughters, one daughter-in-law, and one mother-in-law need to sit at a table.

There are only seven chairs available at the place. How many more chairs do they have to borrow so that everyone can sit down together for the suppers if everybody requires a separate chair?

what does the below rebus means?

An inspection by the superintendent of St. Joseph School was scheduled on the next day. The class teacher Jenifer knew that he would be asking questions from her class and she would have to choose a pupil to answer. To offer a perfect impression over him, the teacher explained certain instructions to the students to maximise the chances of getting correct answer every time.

What did she say to the students?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?