Speedometer

The speedometer of a car reads 66 km/h. It's accurate to within 4.1%

What is the maximum possible error?

Result

x =  1.353 km/h

Solution:

Solution in text x =







Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments:
1st comment
Be the first to comment!
avatar




To solve this example are needed these knowledge from mathematics:

Our percentage calculator will help you quickly calculate various typical tasks with percentages.

Next similar examples:

  1. Chords
    chords How many 4-tones chords (chord = at the same time sounding different tones) is possible to play within 7 tones?
  2. The city
    city_1 At the end of 2010 the city had 155000 residents. The population increased by 2.1% each year. What is the population at the end of 2013?
  3. Average
    chart If the average(arithmetic mean) of three numbers x,y,z is 50. What is the average of there numbers (3x +10), (3y +10), (3z+10) ?
  4. Theorem prove
    thales_1 We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
  5. Percentage 10
    trenky_1 52 shorts and missed 13. Calculate percentage
  6. Sequence
    mandlebrot Find the common ratio of the sequence -3, -1.5, -0.75, -0.375, -0.1875. Ratio write as decimal number rounded to tenth.
  7. Borrowing
    test_5 I borrow 25,000 to 6.9% p.a.. I pay 500 per month. How much will I pay and for how long?
  8. Profit gain
    percent_12 If 5% more is gained by selling an article for Rs. 350 than by selling it for Rs. 340, the cost of the article is:
  9. Reference angle
    anglemeter Find the reference angle of each angle:
  10. Elimination method
    rovnice_1 Solve system of linear equations by elimination method: 5/2x + 3/5y= 4/15 1/2x + 2/5y= 2/15
  11. Sequence 2
    seq2 Write the first 5 members of an arithmetic sequence a11=-14, d=-1
  12. Three workshops
    workers_24 There are 2743 people working in three workshops. In the second workshop works 140 people more than in the first and in third works 4.2 times more than the second one. How many people work in each workshop?
  13. AP - simple
    sigma_1 Determine the first nine elements of sequence if a10 = -1 and d = 4
  14. Teams
    football_team How many ways can divide 16 players into two teams of 8 member?
  15. Confectionery
    cukrovinky The village markets have 5 kinds of sweets, one weighs 31 grams. How many different ways a customer can buy 1.519 kg sweets.
  16. PIN - codes
    pin How many five-digit PIN - code can we create using the even numbers?
  17. Trigonometry
    sinus Is true equality? ?