Hands

The clock shows 12 hours. After how many minutes will agle between hour and minute hand 90°?

Consider the continuous movement of both hands hours.

Result

x =  16.36 min

Solution:


360/60*x - 360/(12*60)*x = 90

330x = 5400

x = 18011 ≈ 16.363636

Calculated by our simple equation calculator.







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




Need help calculate sum, simplify or multiply fractions? Try our fraction calculator. Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation? Do you want to convert length units?

Next similar examples:

  1. Family
    sediny Mom is 39 years old. Karl is eight years and Paul 4 years. For many years mother would old just like two children together?
  2. Farmers 2
    tomato On Wednesday the farmers at the Grant Farm picked 2 barrels of tomatoes. Thursday, the farmers picked 1/2 as many tomatoes as on Wednesday. How many barrels of tomatoes did the farmers pick on Thursday?
  3. Pizza 5
    pizza_8 You have 2/4 of a pizza and you want to share it equally between 2 people how much pizza does each person get?
  4. Pie II
    pie_2 Vili ate three pieces of pie. If it pieces is 1/8 how much pie did he eat?
  5. Equation 15
    eq222_4 Solve equation with variables on both sides:
  6. Determine the number
    fib2 Determine the number x that ?.
  7. Unknown number
    nums Identify unknown number which 1/5 is 40 greater than one tenth of that number.
  8. Eqn
    fractal_16 Solve equation with fractions: 2x/3-50=40+x/4
  9. Simple equation 2
    eq222 Find X in this simple equation: X/9 = 96/108
  10. Seamstress
    textiles_2 The seamstress cut the fabric into 3 parts. The first part was the eighth fabric, the second part was three-fifths of the fabric and the third part had a length of 66 cm. Calculate the original length of the fabric.
  11. Unknown number 11
    numbers_33 That number increased by three equals three times itself?
  12. Equation with x
    eq2_3 Solve the following equation: 2x- (8x + 1) - (x + 2) / 5 = 9
  13. Equation
    rovnice_3 Solve the equation: 1/2-2/8 = 1/10; Write the result as a decimal number.
  14. Fraction
    1_3_fraction Determine for what x fraction ?:
  15. Mixed2improper
    zlomky_8 Write the mixed number as an improper fraction. 166 2/3
  16. Tailor
    sijaci_stroj Tailor bought 2 3/4 meters of textile and paid 638 CZK. Determine the price per 1 m of the textile.
  17. Fractions
    zlomky_13 Three-quarters of an unknown number are 4/5. What is 5/6 of this unknown number?