Variations + addition - practice problems
Number of problems found: 6
- Three dices
What is the probability that the sum of points 14 will be a roll of three dice (B, M, Z)? - Three-digit 58943
The vortex of the three given digits formed different three-digit numbers. When she added up all these numbers, she published 1554. What numbers did Vierka use? - Determine 55891
Determine the number of nine-digit numbers in which each of the digits 0 through 9 occurs at most once and in which the sums of the digits 1 through 3, 3 through 5, 5 through 7, and 7 to the 9th place are always equal to 10. Find the smallest and largest - Temperature variations
Today's temperature was 80 degrees, and then the temperature dropped 10 degrees. Then it dropped 15 degrees again; the next day, the temperature went up 2 degrees. What would the temperature be? - Pages counting
There are pages numbered 2 to 104 in the book. How many digits have to be printed to number the pages? - Competition 7328
Adam was practicing for a darts competition in class. Every day at home, he threw darts at a target in which the individual fields were worth 1,3 and 5 points. He threw 9 darts every day and always scored 27 points. He is in good form and never missed a t
We apologize, but in this category are not a lot of examples.
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