Respuesta :

Sumbodynobody

Answer:

Now nina is 25 and Sam is 15.

Step-by-step explanation:

5 years before nina was 20 and Sam was 10. 10×2=20

5 years after nina was 30 and sam was 20. 20×1.5=30.

kyominchloe

Answer:

Nina is 25, Sam is 15

Step-by-step explanation:

5 years ago, Nina was 2S, and Sam was S.

In 5 years, she will be 1.5S and Sam is S.

In a span of 10 years, she will be 0.5S less.

20, 10 5 years ago

Currently, 25 and 15 years.

30 and 20 years in 5 years.

20*1.5=30