Answer:
15 phones, option B.
Step-by-step explanation:
A cell phone company orders new phones = 500
The probability of a phone is being defective = 2.9%
2.9% of 500 phones are = [tex]\frac{2.9}{100}[/tex] × 500
0.029 × 500 = 14.5 rounded to the nearest whole number is 15
The probability of 15 phones are defective out of 500 phones.