Examples of equations for practice for 11 year olds - last page
Number of problems found: 557
- Expression
If it is true that (l + 15 w)/(w) = 6, then the value of the expression (13 l)/(12 w) is: - Three numbers
Create from digits 1-9 three-digit numbers with their sum the smallest. What value is the sum of these numbers? (Use each digit only once) - Brick
The isosceles scale has all bricks; the second weight is 1 kg, and the 1/4 of brick is on one side. The balance is in equilibrium. What is the weight of a brick? - Book
The printer used 4201 digits to number the pages of the thick book. How many pages does this book have?
- Triangle P2
Can a triangle have two right angles? - Special cube
Calculate the cube's edge if its surface and volume are numerically equal numbers. - Guess number
With what number should be divided, number 9727 to be reduced by 70%? - Tourist
Tourists walk at 4.1 km/h. Every 5 km has a 20-minute break. How many kilometers were walked when they started at 4:40 and finished at 10:30? - Thrift woman
Calculate how long grandmother will save on new shoes priced 116 euros if she saves 2 Eur monthly.
- Number
Calculate the integer number divided by 34, gives 10 and the rest 25. - Father and son
Father and son are 74 years old together. The son is 30 years younger than the father. How old is the son? - Quiz
The tested student answered correctly on a 4/ 8 question. The wrong answer was 16. How many questions were answered? - Sumo competition
In the competition for the heaviest man was 5 competitors. The first three together weighed 369 kg. What is the minimal weight of the winner if a contestant weighed with an accuracy of one kilogram? - Triangles
An equilateral triangle with a side of 16 cm has the same perimeter as an isosceles triangle with an arm of 23 cm. Calculate the base x of an isosceles triangle.
- Reconstruction of the corridor
Calculate how many minutes will be reduced to travel a 167 km long railway corridor, where the maximum speed increases from 120 km/h to 160 km/h. Calculate how many minutes will shorten travel time if we consider that the train must stop at 6 stations. Ea - Trolleybus
Trolleybus line No. 215 measured 30 km. If the trolley bus goes faster by 4 km/h, the way there and back would be shorter by 39 minutes. Calculate the trolley bus speed and time for a return trip. - Volatile percents
Kent is working as a forex trader. He suffered a loss of 65.8 percent. Calculate what percentage you must now earn to lift from loss.
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