Examples of equations for practice for 11 year olds - page 28 of 29
Number of problems found: 564
- Intersections
How many intersections have circles with radius 16 mm and 15 mm if the distance of their centers is 16 mm? - Motion
Cyclist started at 9:00 from point S to point T. After 10 minute, I followed him at the same speed as the second cyclist. Walker, which went from T to S, started at 9:35. After 71 minutes, he met the first cyclist, and after the next 8 minutes, the second - Motion2
The cyclist started off town at 19 km/h. The car started after 0.7 hours behind him in the same direction. It caught up with him for 23 minutes. How fast and how long went the car from the city to catch cyclists? - Purchase
Three buyers pay € 468. The first paid 3-times more than second, third half over second. How many euros were paid to each of them?
- Gear
Two gears fit into each other and have a transfer of 2:3. Centers of gears are spaced 82 cm. What are the radii of the gears? - 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 brick; the second weight is 1 kg and 1/4 of brick on one side. The balance is in equilibrium. What is the weight of a brick? - Book
To number pages of the thick book, the printer used 4201 digits. How many pages has this book?
- Denominator
Calculate the missing denominator x: (264)/(96) = (11)/(x) - 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 108 euros if she saves 3 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. Son is 30 years younger than 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?
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