Using the triangle above, what is the tanX?

12/13

5/13

12/5

5/12

Daniel bought a computer game for $25 and later sold it to thomas for a 40% profit. how much did daniel sell the computer game for?

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x

Abag contains 10 white golf balls and 6 striped golf balls. a golfer wants to add 112 golf balls to the bag. he wants the ratio of white to striped gold balls to remain the same. how many of each should he add?