Answer:
54.
Step-by-step explanation:
The answer is 54.
0.50
X ___ - 5 ___ 3 __ - 2 __ 0 __ 12 __ 3
P(x) __0.17_0.13_0.33 _0.16 _0.11 _0.10
P(x <0) = p(x = - 2) + p(x = - 5)
P(x < 0) = 0.33 + 0.17
P(x < 0) = 0.50
41.666 =~41.67
3a=125
a=125÷3
a=41.67
