Natural numbers - math word problems - page 59 of 91
Number of problems found: 1816
- Sum of the seventeen numbers
The sum of the 17 different natural numbers is 154. Determine the sum of the two largest ones. - Age
In 1960, my age was equal to the digits sum of the year of my birth. What is my age now? - Progression
-12, 60, -300,1500 need the next 2 numbers of pattern - Natural numbers
Find the number of all natural numbers greater than 200 in which the digits 1, 2, 4, 6, 8 occur at most once and not contains any other digits. - Me and my father
My father and I are now 55 years old together. When we are 65 years old together, my father will be four times older than me. How old am I? - Investigation 16543
There were 16 more forwards than defensemen on the hockey team. As part of the investigation, the coach was tasked with dismissing a quarter of the attackers and four defenders from the team. After the release, 22 forwards and defensemen remained on the t - Thousand 8302
Ten thousand people came to the band. How many of them were adult students, and how many students? If adults paid CZK 300, students paid CZK 100 and paid a total of 2,300,000. - Consecutive 4122
The sum of four consecutive natural numbers is 90. Determine these numbers. - Diofant 2
Is equation 1140x +876y = 48 solvable on the set of integers Z? - Triple and quadruple rooms
Up to 48 rooms, some of which were triple and some quadruple, accommodated 173 people, so all beds were occupied. How many triple and how many quadruple rooms were there? - Four integers
Find four consecutive integers so that the product of the first two is 70 times smaller than the product of the next two. - Legs
There are four-legged chairs and three-legged stools in the room, all fitted with (one) person. I counted all the legs in the room, and there were 39. How many chairs, stools, and people are there? - MATHEMATICS: 46893
Solving the problem of substituting letters with numbers in the word MATHEMATICS: MAT + EMA = TIK - Probably member
Look at the series 2,6,25,96,285, ? What number should come next? - Two-digit number
The digit sum of thinking two-digit natural numbers is 11. When it exchanges a sequence of digits, given a number that is 27 less than the thinking number, find out which number I think. - Sheep and cows
There are only sheep and cows on the farm. Sheep are eight more than cows. The number of cows is half the number of sheep. How many animals live on the farm? - Diofant equation
250x + 120y = 5640 - Digits
If x, y and z are three consecutive nonzero digits, zyx-xyz = 198, where zyx and xyz are three-digit numbers created from x, y, and z. - Modulo
Find x in the modulo equation: 47x = 4 (mod 9) Hint - read as what number 47x divided by 9 (modulo 9) gives remainder 4. - Spectators 82430
In a circus, in one sector for spectators, the seats are arranged in such a way that in each higher row, there is one more seat than in the previous one. How many seats are there in a sector with 22 rows if there are 8 seats in the first row?
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