Question

Suppose an average person blinks 15 times per hour. How many times does an average person blink in a year? Write the answer in scientific notation (Hint: 1 year = 365 days, 1 day = 24 hours).(1 point)
Responses

1.314 × 104

1.314 times 10 superscript 4 baseline

1.314 × 10−5

1.314 times 10 superscript negative 5 baseline

1.314 × 10−4

1.314 times 10 superscript negative 4 baseline

1.314 × 105

Answer 1

Hours per year = 365 × 24 = 8760.
Blinks/year = 15 × 8760 = 131400 = 1.314 × 10^5.

Answer: 1.314 × 10^5.