Need quick extra points!

the product of two consecutive positive integers is greater than their sum by 209. find these numbers.

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !