Natural numbers + reason - practice problems - page 10 of 28
Number of problems found: 543
- Reminder and quotient
There are given the number C = 281, D = 201. Find the highest natural number S so that the C:S and D:S are with the remainder of 1. - Remainder
A is an arbitrary integer that gives remainder 1 in the division with 6. B is a random integer that provides the remainder with division by two. What makes remainder in a division by three products of numbers A x B? - Landlord
The landlord had 49 ducats more than Jurošík. How many ducats Jurošík steal landlord if the Jurošík now five ducats more? - Multiply 80797
When I multiply two equal natural numbers, I get the same result as when I add them together. Which ones are they?
- Determines 80517
Determines all two-digit numbers that have a greatest common divisor of 19 with the number 76 - Manuscript 54691
The typist was given the task of rewriting the manuscript of the adventure book in 8 days. However, she completed the task in 6 days because she rewrote 6 more pages per day than she was supposed to rewrite. Determine the number of pages of an adventure b - Two-digit 16413
The sum of the digits of a two-digit number is 8. If we change the order of the digits, a number 36 smaller is the result. Find this number. - Oranges 7824
I have 20 pieces of fruit. How many apples when pears are nine times more than oranges? - Double-digit 7736
How many double-digit numbers lie on the number axis closer to the number 31 than to the number 100?
- THE FARM
Hens, goats, and three cows grow on the farm. All animals have a total of 19 heads and 56 legs. How many goats live on the farm, and how many hens live on the farm? - 7 digit number
If 3c54d10 is divisible by 330, what is the sum of c and d? - One hundred stamps
A hundred letter stamps cost a hundred crowns. Its costs are four levels - twenty tenths, one crown, two-crown and five-crown. How many are each type of stamp? How many does the problem have solutions? - Brick weight
The brick weighs 4 kg and a half-brick. How much does one brick weigh? - Ostriches 11421
The ZOO has the same number of zebras as ostriches. They have a total of 84 legs. How many zebras and how many ostriches do they have at the ZOO?
- Asymmetric 5407
Find the smallest natural number k for which the number 11 on k is asymmetric. (e.g. 11² = 121) - Number
What number should be placed instead of the asterisk in the number 702*8 to get a number divisible by 6? - Elections
The elections attended a total of 4818 voters. First-day 39 men more than women, the second-day 21 women more than men. How many women attended elections? - Summands 6879
Divide the number 111 into three summands so that each is two larger than the previous one. - The difference 2
The difference between the two numbers is 25. The smaller number is 1/6th of the larger number. What is the value of the smaller number?
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