Someone gimme ya points I will return you back after 1 week promise

What is the greatest common factor of 6a, 8a^{2}, and 14?

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?