There are 50 puzzles in maggie's puzzle book. maggie already finished 30% of the puzzles. how many puzzles does she have left to do? ?

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

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?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c