Natural numbers - math word problems - page 77 of 94
Number of problems found: 1878
- Five-Digit Numbers Last Digit
How many 5-digit numbers without repetition have the last digit two smaller than the previous one? - Five-digit number creation
How many 5-digit numbers can we assemble from the numbers 2,3,4,5,6,7,8,9 if each digit can be repeated only once? - Five-digit number creation
How many five-digit numbers do we create from digits 1, 2, and 3? - Balls
From the bag with numbered balls (numbers 1,2,3,. ..20), we pick one ball. What is the probability of choosing a number containing 1? - Probability of Digit Sum
There are chips in the bag with numbers from 1 to 25. What is the probability of choosing a number with a digit sum of 6? - Page numbering
The book has 88 pages. How many times is the number 4 used for the book numbering? - Dolls
Dorotka cut the doll's way out of two batches. She was always left with one more doll, with every two dolls cut out. How many dolls did they cut in total if the number counted 16 of them in the first cut-out? - Z7–I–1 MO 2018
A single digit different from zero is written on each of three cards (the digits on different cards are not necessarily different). We know that any three-digit number formed from these cards is divisible by six. Moreover, a three-digit number divisible b - Euro installment distribution
I received 30 euros in 7 installments, each installment being in whole euros. How many ways could this happen? What if the installments can be even 0 euros? How many possible solutions will there be? - Two-Digit Numbers Multiply Four
Write how many double-digit numbers there are, which, if we multiply by four, we get the result ending in two zeros. - Letter equality puzzle
Add the same numbers after the same letters and different numbers after the other letters so that equality applies: KRAVA + KRAVA = MLIEKO, where K is an odd digit. - PIN even probability
What is the probability of guessing a PIN code (4 numbers) if it contains only even numbers? - Five-digit number digits
Determine the number of all-natural five-digit numbers in decimal notation that each have the digits 0, 1, 3, 4, 7. - Number digit sum How many numbers are less than 200, the digit sum of which is 6?
- Roads
There are four roads from city A to city B and five roads from city B to city C. How many different routes can we take from city A to city C via city B? - Telephone numbers
How many 7-digit telephone numbers can we put together so that each number consists of different digits? - Digits
Write the smallest and largest 2-digit natural number. - Even number creation
How many are all even two-digit numbers that We can create from the digits 2, 4, and 7? The numerals can be repeated in the created number. - Matches
George poured out-of-the-box matches and composed their triangles, and no match was left. Then he tried squares, hexagons, and octagons, and no match was left. How many matches must be at least in the box? - Fruit packages
In a sorting room, fruit packages were prepared from oranges and mandarins. Into 35 packages they put the same number of oranges and mandarins. Into another 25 packages they put only oranges. The number of pieces of fruit was the same in all described pac
Do you have unsolved math question and you need help? Ask a question, and we will try to solve it. We solve math question.
