Numbers - math word problems

Number of problems found: 1462

  • Circle
    circles From the equation of a circle: ? Calculate the coordinates of the center of the circle S[x0, y0] and radius of the circle r.
  • Hens and pigs
    pigs_2 Hens and pigs have 46 feet in total. At least how much can heads have?
  • Divide 5
    ratios2 Divide 288 in the following ratio 3 : 4 : 5
  • Graduation party
    dancers There are 15 boys and 12 girls at the graduation party. Determine how many four couples can be selected.
  • Mistake
    minus Nicol mistake when calculate in school. Instead of add number 20 subtract it. What is the difference between the result and the right result?
  • Big number
    modulo_1 hat is the remainder when dividing number 10 to 47 - 111 by number 9?
  • Sum of three numbers
    bulb2_4 The sum of three numbers from which second number is 20% smaller than the first number and the third number is 25% smaller than the second number is 96. Determine this numbers.
  • Closest natural number
    numbers2_31 Find the closest natural number to 4.456 to 44.56 and 445.6.
  • Decomposition
    prime_factorization Make decomposition using prime numbers of number 155. Result write as prime factors (all, even multiple)
  • Let z1=x1+y1i
    cplx_function Let z1=x1+y1i and z2=x2+y2i Find: a = Im (z1z2) b = Re (z1/z2)
  • Probably member
    math_series Look at the series 2,6,25,96,285, ? What number should come next?
  • Discount
    sales_discount Product has been discounted twice by 19%. What is the total discount given?
  • Digit sum
    numbers_41 Determine for how many integers greater than 900 and less than 1,001 has digit sum digit of the digit sum number 1.
  • Aircraft
    787 If an airplane flies 776 km/h for 7.4 h, how far does it travel?
  • Zhiwei
    flasa Zhiwei wants to divide 19 liters of water equally into 6 pots. Find the volume of water in each pot?
  • Product of the sum and difference
    numbers2_26 Calculate the product of the sum and difference of numbers -7 and -2.
  • Four-digit number
    numbers_1 Find also a four-digit number, which quadrupled written backwards is the same number.
  • The sum
    seq_sum The sum of the first 10 members of the arithmetic sequence is 120. What will be the sum if the difference is reduced by 2?
  • Ten persons
    TUCWGKGHCVGBPEMEP75TVAR5LA Ten persons, each person makes a hand to each person. How many hands were given?
  • Book
    zbierka_prikladov Calculate the thickness of the page of the collection of examples from mathematics, where 4.87 cm thick and has 451 pages.

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