33 - 4 = 29.
29 / 2 = 14.5
She traveled 14.5 miles in the cab.
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Answer:
option A
Step-by-step explanation:
given,
10% A grades 80% B grades 10% C grades
This year, managers with scores less than 35 received C's and those with scores above 425 received A's.
The mean has to be middle of two corresponding cutoff value

μ = 230
Cutoff Off C grade corresponds with the area of 0.10 is table A.
corresponding z- score according to Table A
Z = -1.28
now, standard deviation



σ = 152.3
Correct answer is option A
Divide by 6

Square both sides

Simplify Left side using Trig identities: (Pythagorean, Double Angle)

Solve for x: