Reason - practice problems - page 9 of 99
Number of problems found: 1961
- Smallest 80368
What is the smallest whole number to replace the known x for: 9> x/3> 4. - Probability 71164
We roll the dice twice. What is the probability that if an even number falls for the first time, the even number will fall a second time? - Triples 67394
How many triples of sounds can be created from sounds f, o, u, r? You solve using a tree diagram. - Five-digit 66894
Create all five-digit numbers in ascending order from three, four, and two zeros. - 2-3-6-15-42- 62474
A series of numbers was created according to a specific key. Uncover it and fill in the last two missing numbers. 2-3-6-15-42-? -? - 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? - Probability 42081
What is the probability of any two-digit natural number a) is divisible by seven, b) is divisible by nine, c) is not divisible by five. - 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? - Determine 8322
Determine which number belongs instead of the question mark 25 -? - 205 - 610 -1825 - Boy-girl 6766
How many boy-girl pairs can we create from a class of 15 boys and 16 girls? - Calculate 6729
Calculate the larger of the two numbers if the smaller number is the third of the larger number and their sum is 48. - Pupils 6579
There are 169 pupils, 45 rooms, how many rooms are three beds and how many five beds? - Two-digit 5457
From how many digits can we create twenty-two-digit numbers in which the digits do not repeat? - Children 5352
father + mom = children How much does the task have to be solved? - Cheaper 4609
The pizza and fries cost € 18. French fries are € 8 cheaper. How much do two pizzas cost? - Although 4247
There are two sons and two fathers on the boat. Although they caught three fish, each got one. How is it possible?
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