Answer:
80
Step-by-step explanation:
Your 4 given numbers equal 295. 5x75 is 375. So take 375-295 and you get 80, your 5th number.
Similar triangles
x/3 = (9+3)/x
x/3 = 12/x
x^2 = 3 * 12
x^2 = 36
x = 6
Answer
6
60.4
6.04*10=60.4
i hope ti helps you
