Arithmetic - math word problems

  1. The volume 2
    cubes3_11 The volume of a cube is 27 cubic meters. Find the height of the cube.
  2. Adding shapes
    rectangle_13 5 triangles + 1 square = how many sides in all
  3. Geometric progression 4
    square_rot_1 8,4√2,4,2√2
  4. This morning
    teplomer_28 This morning it was 80 degrees F outside the temperature increased 12 degrees F. What is the temperature now?
  5. Addition of mixed numerals
    scientific_3 Add two mixed fractions: 2 4/6 + 1 3/6
  6. Laboratory
    teplomer_24 Mang Elio went to his laboratory at 7:00am And recorded that the temperature was 11.07°C. At lunchtime, the temperature rose by 27.9°C but dropped by 8.05°C at 5:00 PM. What was the temperature at 5:00 PM?
  7. Lemonade
    lemonade How many 1/4 cup servings are in 2 and 1/3 cups of lemonade?
  8. On Sunday
    teplomer_25 On Sunday the temperature reached a high of 38° above 0. That night it dropped to 23° below 0. What is the difference between the high and low temperatures for Sunday?
  9. Noontime
    teplomer_21 In the morning temperature was 110°F. By noontime it has gone up by 15°F. What was the noon temperature. (Give your answer in °F)
  10. Multiples
    sedma_1 What is the sum of the multiples of number 7 that are greater than 30 but less than 56?
  11. Adding mixed numerals
    zlomky_18 3 3/4 + 2 3/5 + 5 1/2 Show your solution.
  12. Brother and sister
    time When I was 8, my sister was 4, now I am 18, how old is my sister?
  13. The temperature
    teplomer_26 The temperature at 1:00 was 10 F. Between 1:00 and 2:00, the temperature dropped 15F. Between 2:00 and 3:00, the temperature rose 3F. What is the temperature at 3:00?
  14. Calculate 3
    cube_sphere_in_1 Calculate the cube volume whose edge is 3x-1,3x-1,3x-1
  15. Domains of functions
    graph_quadratic F(x)=x2-7x and g(x)=5-x2 Domain of (fg)(x) is. .. . . Domain of (f/g)(x). ..
  16. Combinations 7
    combinatorics A multi-course meal has 3 choices. 3 appetizers, 4 main courses, and 3 desserts. How many different combinations to choose from?
  17. Bitoo and Reena
    apples_10 Bitoo ate 3/5 part of an apple and the remaining part was eaten by his sister Reena. How much part of an apple did Renna eat? Who had the larger share? By how much?
  18. Calculate 2
    t_sss Calculate the largest angle of the triangle whose side are 5.2cm, 3.6cm, and 2.1cm
  19. Temperature change 2
    teplomer The outside temperature changed -14F over 4 hours. If the temperature changed the same amount each hour, what was the change in temperature each hour?
  20. Find the 2
    square_4 Find the term independent of x in the expansion of (4x3+1/2x)8

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