Answer:

21 years old jenilyn and 25 years old is nicole

Step-by-step explanation:

• Nicole is four years older than Jenilyn - 25 years old is Nicole. Now we have to find the years old of Jenilyn.
• Now, we have to find the years old of Jenilyn.
• First divide 525 from 25 = 525/25 = 21.
• Multuply 21 and 25 = 21 times 25 = 525.
• Now, Subtract if the 25 and 21 is equal to 4. 25-21 = 4
• So, Jenilyn is 21 years old