What does it mean if someone has negative points in 10 points.

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu