Division + prime numbers - practice problems - last page
Number of problems found: 153
- Tiles
Hall has dimensions 250 × 200 dm. What is the largest size of square tiles that can be entire hall tiled, and how many do we need them? - Racing track
On the racing track circling three cars. The first pass one circuit for 8 seconds, the second for 20 seconds, and a third for 8 seconds. a) Calculate the number of seconds since starting to catch all three cars together for the first time again across the - Decomposition
Make decomposition using prime numbers of number 155. The result write as prime factors (all, even multiple) - Stacks
Annie has a total of $ 702. The money must be divided into stacks so that each buyer has the same amount of dollars. How many options she has?
- Count of roots
How many solutions have equation x. y = 7757 with two unknowns on the set of natural numbers? - LCM
What is the least common multiple of 5, 50, 14? - Plums
In the bowl are plums. How many would be there if we could divide it equally among 8, 10, and 11 children? - Game room
The winner can take the win in three types of jettons with value 3, 30, and 100 dollars. What is the minimum value of win payable in these values of jettons? - No. of divisors
How many different divisors have number 13 4 * 2 4?
- Diophantus
We know little about this Greek mathematician from Alexandria, except that he lived around the 3rd century A. D. Thanks to an admirer of his, who described his life through an algebraic riddle, we know at least something about his life. Diophantus's youth - Lines
Five bus lines run at intervals 3, 6, 9, 12, 15 minutes. In the morning, it suddenly starts at 4:00. After how many minutes do the bus lines meet again? - Numbers
Determine the number of all positive integers less than 4183444 if each is divisible by 29, 7, 17. What is its sum? - Divisibility
Determine all divisors of number 90.
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