Mode of this data set 15,18,22,32,50,50.55,56,81,81?

Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?

Julian wrote the following numeric pattern on the board3,10,17,24,31,38.what numbers of julian's pattern are compound numbers.

Common binomial factor of 6x(3x+7)+5(3x+7)