math,correction

Problem #3
Science and medicine. Adriana took 2 h longer to drive 360 mi on the first day of a trip than she took to drive 270 mi on the second day. If her speed was the same on both days, what was the driving time each day?

my answer: Her driving time was 8h for her first day and 6 hours the second day.

Problem#4
Science and medicine. A plane flies 720 mi against a steady 30-mi/h headwind and then returns to the same point with the wind. If the entire trip takes 10 h, what is the plane’s speed in still air?

My answer: The speed of the plane in still air is 150mi/h



both correct.

  1. 👍
  2. 👎
  3. 👁
  1. A pilot flies 750 miles west (with the wind). On the return flight (against the wind) following the same flight path, she travels only 600 miles in the same time. Find the speed of the plane. Wind is 15 mph.

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. social studies

    What characterized spain's golden age? A. Government investment in the arts B. The development of new technology in science and medicine***** C. A reduction in Spanish debt abroad D. Increased public spending on education

  2. inverse trig HELP PLEASE!!

    Write the general solution to y = arcsin (0.6428). 40°±360°k 140°±360°k 220°±360°k 320°±360°k How do I find the right answer? I am like seriously stuck. I need help please.

  3. Math

    The concentration C(t), in milligrams per cubic centimetre, of a certain medicine in a patient's bloodstream is given by C(t)= (0.1t)/(t+3)^2 where t is number of hours after the medicine is taken. Determine the maximum and

  4. Health (Ms. Sue)

    1. List five questions you should ask you doctor id you are given a prescription for a medicine. A: You should ask your doctor of what amount is the correct dosage, how many times of the day you will need to partake of the

  1. Health

    What information would you have difficulty finding on a prescription bottle? a) how many times a day to take it b) the strength of the medicine c) The name of your doctor who prescribed the medicine *** d) the reason you're taking

  2. ALGEBRA 2

    For a certain type of hay fever, Medicine H has a 30% probability of working. In which distributions does the variable X have a binomial distribution? Select each correct answer. When the medicine is tried with six patients, X is

  3. Math

    A doctor orders a dosage of 5 ml of medicine every 4 hours for 8 days how many fluid ounces of medicine should be purchased Help sole

  4. Please help Math

    Determine the correct formula for the measures of all angles coterminal with the angle: 140° a. 140° + (360° + n) b. 140° + n(360°) c. 360° + n(180°) d. 360° + (180° + n)

  1. probability/Geometry

    of the 400 doctors attending a conference 240 practice family medicine and 130 were from countries outside the US.1/3 of the family medicine practitioners were not from the US. Whats the probability that a doctor practice family

  2. Math

    A certain medicine is given in the amount proportional to a patient's body weight. Suppose a patient weighing 164 pounds requires a 205 milligram of medicine. What is the weight of a patient who requires 173.75 milligrams of

  3. US History

    Use the political cartoon to answer the question. A political cartoon shows an overweight Uncle Sam getting a new outfit made at a shop with the President measuring him for a new suit. The rolls of cloth are labeled Enlightened

  4. Math - Linear Approximation

    a) Find a linear approximation of y=sinx at x=pi/6 b) use part (a) to approximate sin(61pi/360) and sin(59pi/360) I just really have no idea how to approach this problem. I know the formula is y=f(a)+f'(a)(x-a). Does that mean it

You can view more similar questions or ask a new question.