Which of these is a fact?

a britain's new 10-pound note shows jane austen's face.
b jane austen needed to write books about men.
c emma is the most fun to read of jane austen's novels.
d books about family problems are not very interesting.

at hatfield elementary school, there are 504 students in 7 classes. each class has the same number of students. what is a good estimate of the number of students in each class?

an great real life example for the lottery principle is the real life lottery itself. it adheres to the lottery principle so much it's even called lottery. you apply for the lottery in the manner of getting a ticket and if you are lucky, the goods are distributed to you, in this case, the huge amounts of money. there are other real life example but this is the best one.