Prime numbers - practice for 13 year olds - last page
Number of problems found: 165
- Raffle
In the pool number from 1 to 115. What is the probability that a randomly selected number is not a prime number? - Diofant 2
Is equation 70x +52y = 34 solvable on the set of integers Z? - Diofant equation
In the set of integers (Z), solve the equation: 212x +316y =0 Write result with integer parameter t in Z (parameter t = ...-2,-1,0,1,2,3... if equation has infinitely many solutions) - Rectangles
How many rectangles with area 3152 cm² whose sides are natural numbers?
We apologize, but in this category are not a lot of examples.
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