Reason - 7th grade (12y) - math problems

Number of problems found: 358

  • Inflation
    dollar What is better for people (employees)? ?
  • Seven
    post_1 Seven friends agree to send everyone a holiday card. How many postcards were sent?
  • Book
    matematika_encyklopedia To number pages of the thick book was used 4201 digits. How many pages has this book?
  • Chess
    chess How many different ways can initiate a game of chess (first pass)?
  • Wage
    socik Increasing the minimum wage while maintaining the other parameters of the system, unemployment will be:
  • Eggs
    egg One egg boiled in 10 minutes, how long will it take to boil ten eggs at a time?
  • Have solution
    numbers_44 The sum of four consecutive even numbers is 92. Determine these numbers.
  • Algebrogram
    plus_2 Solve algebrogram: mama+anna=vari How many solutions are?
  • Coins
    mince_1 On coins found was stated that from the year 87 BC. It is right?
  • Summands
    magic Find two summands of the number 42, so that its product is minimized.
  • Christmas Day
    stedryd In leap years was 53 Sundays. On what day of the week fell to Christmas Day?
  • Number
    numbers_12 What number I think? The third is 6 and half is 2 more than the its quarter.
  • Rhombus 29
    rhombus3_2 One of the diagonals of a rhombus is equal to a side of the rhombus. Find the angles of the rhombus.
  • Digit sum
    cisla_7 How many are three-digit numbers that have a digit sum of 6?
  • Twenty-five
    prime How many three-digit natural numbers are divisible by 25?
  • Divisibility
    numbers_29 Write all the integers x divisible by seven and eight at the same time for which the following applies: 100
  • How many
    numbers2_3 How many numbers are less than 222 with a digit sum is 8?
  • Two ages
    twodigits_1 Gabrielle is 9 years younger than Mikhail. The sum of their ages is 87. What is Mikhail's age?
  • Extreme temperatures
    heat_weather USA hit extreme heat wave. Calculate percentage of the air temperature change from normal summer temperature 23 °C to 40 °C.
  • Magnitude of angle
    clocks What magnitude has an obtuse angle enclosed by the hands of clocks at 12:20 hours?

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Reason - math word problems. Examples for 7th grade (seventh).