Reason - practice for 12 year olds - page 3 of 29
Number of problems found: 563
- Three-digit 56441
Determine the number of all-natural three-digit numbers divisible by 9, consisting of the numbers 0, 1, 2, 5, 7: - Consecutive 47011
The sum of two consecutive odd numbers is 184. What are these numbers? - Five-digit 30481
Find the smallest five-digit number A432B that is divisible by 15. - Weighs 20983
The stone weighs 5 kg + half a stone. How much does a stone weigh? - Atmosphere 14493
What allows a person to walk the Earth: a) atmosphere b) Earth response c) feet d) rolling friction - Representative 8328
How many ways can a commander and a representative of a 20-member group be elected? - Boy-girl 6766
How many boy-girl pairs can we create from a class of 15 boys and 16 girls? - Pupils 6579
There are 169 pupils, 45 rooms, how many rooms are three beds and how many five beds? - Children 5352
father + mom = children How much does the task have to be solved? - A man 11
A man is x years old. In 10 years, he will be twice as old as he was 5 years ago. How old will he be in 10 years? - Last page
Two consecutive sheets dropped out of the book. The sum of the numbers on the sides of the dropped sheets is 154. What is the number of the last page of the dropped sheets? - Copiers
Three copiers will do the same in an hour, k copies. How many copies would be done in an hour by four such copiers? ... - The classroom
In the seventh class, the number of boys and girls is at a ratio of 4:5. Boys are 16. How many total students are in the classroom? - Painters
Fifteen painters painted the fence for 280 minutes. For how many minutes, paint half of this fence with 12 painters? - Brothers and sisters
Lenka has as many brothers as sisters. Her brothers have twice as many sisters as brothers. How many brothers and sisters are in the family? - It is rectangular?
The size of two of the angles in a triangle is α=110°, β=40°. Is it a right triangle? - Tippler
Bottle with cork cost 8.8 Eur. The bottle is 0.8 euros more expensive than cork. How much are a bottle and the cork? - Divisible 68644
List all divisible numbers by six and seven that are greater than 79 and less than 91. - Minutes 67614
If eight eggs are cooked in 10 minutes, how long will it take to cook 28 eggs? - Twenty-five
How many are three-digit natural numbers divisible by 25?
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