The time until recharge for a battery in a laptop computer under common conditions is normally distributed with mean of 270 minutes and a standard deviation of 50 minutes. a) What is the probability that a battery lasts more than
Maggie Vitteta, single, works 40 hours per week at $13 an hour. How much is taken out for federal income tax with one withholding exemption? (Assume the overtime for each employee is a time-and-a-half rate after 40 hours.) (Round
Joe can drive from his house to his office in 40 minutes at an average speed of 40 miles per hour. What average is needed to drive the same distance in half an hour? If necessary, round your answer to the nearest tenth.
Q. Sidney flew in an airplane five times during her vacation. The flights overaged 2 hours 28 minutes long. The lengths of her first four flights were 2 hours 10 minutes,3 hours 20 minutes,1 hour 15 minutes,and 2 hours 40 minutes.
Frank's base pay rate is $15.50 per hour, with overtime pay of time-and-a-half, and double-time for holidays. Calculate her gross pay if she worked 6.5 holiday hours in addition to 38.5 hours Monday through Saturday. (Round your
A roasted turkey is taken from an oven when its temperature has reached 185°F and is placed on a table in a room where the temperature is 76°F. (a) If the temperature of the turkey is 155°F after half an hour, what is its
Vanessa typically works 8 hours per day in a normal 5 day work week. Last week, however, Vanessa had to take 90 minutes off on Tuesday, 45 minutes off on Thursday, and she left two and a half hours early on Friday. How many hours
The total distance the plane flies from Chicago to New York City is 792 miles. The flight is 2 hours and 5 minutes long. The plane flies at about the same speed during the trip.• Round the flight time to the nearest hour. About
population growth model. Can anybody please help me out in trying to solve this problem? It's my homework and I don't seem to understand what I am getting. The count in a culture of bacteria was 400 after 2 hours and 25,600 after