Felix and his mom have been saving recycling items for months, and today they traded them in. They made $42 on cans, $19 on glass bottles, and $32 on plastic bottles. Felix estimates that they made around $140. Is that a good estimate?

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

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?

What is negative 3/9 times negative 2/8 ?