Examples for 7th grade (seventh) - page 86

  1. The publisher
    books_33 The publisher prepares the release of the dictionary. Print preparation costs no matter the number of printed copies of 150000 CZK. The printer charges 80 CZK for one print. A) What are the costs of one dictionary if 5000 copies printed? B) For what numb
  2. Hours 3
    time_9 How many hours are in 3 2/3 days?
  3. Equivalent expressions
    pizza_10 A coach took his team out for pizza after their last game. There were 14 players, so they had to sit in smaller groups at different tables. Six players sat at one table and got 4 small pizzas to share equally. The other players sat at the different table a
  4. MG=7x-15,
    segment_6 MG=7x-15, FG=33, x=? Point M is the midpoint of FG. Find unknown x.
  5. Without 2
    calc_4 Without multipying, tell whether the product 0.644 x 0.25 will be greater than 1 or less than 1? Explane how you know. Then find the product.
  6. Evaluate expression 2
    negativ_2 Evaluate expression with negatives: (-3)+4+(-8)+(-6)+4+(-1)
  7. Mixing Celsius and Fahrenheit
    teplomer_30 Add up three temperatures: 5°F +6°F +0°C
  8. Solid food
    lízátky_1 Stacie is a resident at the medical facility where you work. You are asked to chart the amount of solid food that she consumes. For the noon meal, today she ate 1/2 of a 3-ounce serving of meatloaf, 3/4 of her 3-ounce serving of mashed potatoes, and 1/3 of
  9. Round-trip
    car_35 A woman works at a law firm in city A which is about 50 miles from city B. She must go to the law library in city B to get a document. Find how long it takes her to drive​ round-trip if she averages 40 mph.
  10. Ping time
    fibre Calculate theoretical ping time between Orlando and Shenzhen which is 14102 km distant. Ping time measures the round-trip time for small messages sent from the origin to a destination that is echoed back to the source. The name comes from active sonar term
  11. Which
    plusminus_11 Which decimals when subtracted equal 3.89: a - b = 3.89
  12. A tile
    tiles_9 A tile setter is covering 5ft by 5ft square shower wall. Each tile covers 4 5/8in by 4 5/8in square. How many rows of tile are needed to reach 5ft? How many tiles are needed to cover 5ft by 5ft square
  13. Reciprocal equation 3
    reciprocal Solve reciprocal equation: 1/2 + 2/3=1/x
  14. Temperature difference 2
    teplomer The temperature in London on new year’s day is -2 degree Celsius. The temperature in Moscow on the same day is -14 degree Celsius, what is the temperature difference between the two cities?
  15. The quotient
    12466 The quotient of g and 55 is the same as 279. What is g?
  16. Cube root
    cubes_27 For 13, Sam wrote 2891 instead of the correct cube number. By how much was he wrong?
  17. Find unknown
    eq222_26 Find unknown numerator: 4/8 + _/8 = 1
  18. Rectangle 45
    rectangles2_4 The perimeter of a rectangle is 60cm. If the length of the rectangle is 20cm. a)find the width b)find the area.
  19. Soccer team
    pancake Hilahs soccer team is trying to raise $2414 to travel to a tournament in Florida, so they decided to host a pancake for the breakfast. How many people need to attend their breakfast in order to raise $2414, if profit per one pancake is $1.5?
  20. Given
    1998-4b Given 2x =0.125 find the value of x

Do you have an interesting mathematical example that you can't solve it? Enter it, and we can try to solve it.

To this e-mail address, we will reply solution; solved examples are also published here. Please enter e-mail correctly and check whether you don't have a full mailbox.