Math

posted by .

Tristan runs 5 kilometers in 45 minutes. His goal is to run the same distance in 40 mins by next year. How many kilometres per hour does he need to run next year to reach his goal?

  • Math -

    5K in 40 minutes = 5K in 2/3 hour

    5K * 3/2 = 7.5K per hour

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math-help

    The person in the word problem wants to run a total of 1000 miles in a year and within a 2 month process she ran a total of 231.05 miles, so now they are asking how many more miles she has to run in the year to reach her goal of 1000 …
  2. math

    the number of students that are taking part in the project is 1000. each student has agreed to read 100 minutes per week. how many total minutes will be read each week?
  3. math--asked question previously no response

    next part of question? at that pace, how many weeks will it take to reach the goal of 1,000,000 minutes of reading?
  4. Pre-algebra

    Jack runs 275 miles per day during soccer season. He has already run 25 miles this morning. He plans to run 2.5 miles each day. What is the fewest number of days he will need to reach his goal?
  5. Math

    Next year Geoff hopes to be able to run 5 mi in 1/2 his previous time.How long should it take him to run 5 mi?
  6. math

    Jeanette wishes to retire in 30 years at age 55 with retirement savings that have the purchasing power of $300,000 in today‚Äôs dollars. 1. If the rate of inflation for the next 30 years is 2% per year, how much must she accumulate …
  7. Math

    Felix wants to get at least one hour of exercise each day Today he has run for 40 minutes. Write an inequality to show how much longer he needs to exercise to reach his goal 40+e≥ 60 e≥ 20
  8. Math

    Felix wants to get at least one hour of exercise each day Today he has run for 40 minutes. Write and solve an inequality that shows how much longer he needs to exercise to reach his goal x=hour x>40
  9. Algebra please help answer ASAP

    Milaela is competing in a race in which she both runs and rides a bicycle. She runs 5 kilometers in 0.5 hour and rides her bicycle 20 kilometers in 0.8 hour. Part A. At the given, how many kilometers can Mikaela run in 1 hour?
  10. Math

    George has a goal of walking 9/2 kilometers today. Each time he walks to school and back, he walks a total of 1/2 kilometers. What is the meaning of 9/2 divided by 1/2?

More Similar Questions