Respuesta :
Answer:
A 15:30 which is also equal to 1:2
B 5:25 which is also equal to 1:5
C 10:20 which is also equal to 1:2
Step-by-step explanation:
the perfect squares are 1,4,9,16,25
list of prime numbers until 30 are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29
A.) odds to evens; 1:2
B,) perfect squares to non perfect squares: 1:5
C.) primes to composites; 1:2
B,) perfect squares to non perfect squares: 1:5
C.) primes to composites; 1:2