Basic functions - math word problems

Number of problems found: 2267

  • Lottery
    loteria_1 The lottery is 60000 elk in which 6200 wins. What is the probability that the purchase of 12 elks won nothing?
  • Reciprocal
    reciprocal Forgiven real numbers, calculate the reciprocal numbers.
  • Ratio v2
    pomer Decrease in the ratio 12:16 number 13.2.
  • Six students
    painter Two pupils painted the class in four hours. How long will it take for six pupils?
  • Selling price
    usd_11 Find the selling price. Cost to store: $50 Markup: 10%
  • Playing cards
    playing_cards How many possible ways are to shuffle 7 playing cards?
  • Exponential equation
    exp_8 Solve for x: (4^x):0,5=2/64.
  • Six on dice
    dices2_1 What is the probability that when throwing two dice will fall at least one six?
  • Vans
    shuttlevan In how many ways can 9 shuttle vans line up at the airport?
  • Michal
    eura_17 Michal has 2.90 per hour. How much does he earn during the week of the summer job?
  • Ratio
    cone1 The radii of two cones are in the ratio 5.7 Calculate the area ratio if cones have same height.
  • Two numbers
    numbers_1 Find two numbers whose difference and ratio is 2.
  • Beads
    koralky2 How many ways can we thread 4 red, 5 blue, and 6 yellow beads onto a thread?
    math_1 How many words can be created from the phrase MATEMATIKA by changing the letters' order, regardless of whether the words are meaningful?
  • Percent
    percentage_2 Calculate how many % is the number 26.25 less than the number 105.
  • Tree trunk
    kmen Calculate the average tree trunk with a circumference of 149 cm.
  • Iron
    250px-Iron_electrolytic_and_1cm3_cube Iron ore contains 54% iron. How much ore is needed to produce 23 tons of iron?
  • Probability
    fractions_1 How probable is a randomly selected three-digit number divisible by five or seven?
  • Interest
    MoneyHouse What is the annual interest rate on your account if we put 32790 and after 176 days received 33939.2?
  • Book
    matematika_encyklopedia To number pages of the thick book was used 4201 digits. How many pages has this book?

Do you have an interesting mathematical word problem that you can't solve it? Submit a math problem, and we can try to solve it.

We will send a solution to your e-mail address. Solved examples are also published here. Please enter the e-mail correctly and check whether you don't have a full mailbox.

Please do not submit problems from current active competitions such as Mathematical Olympiad, correspondence seminars etc...