The usual toll to use the Spruce Road tunnel is $1. If your purchase a special sticker for $7.50 the toll is only $0.75. How many trips through the tunnel are needed to make the cost of purchase the sticker and paying paying the reduced fare less than paying full fare for each trip.

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?