Question

12. After 15 years , Rhea will be 5 times 1 point
as old as she was 5 years ago. Find
her present age."
O a. 5 years
O b. 25 years
O c. 10 years
O d. 9 years
​

Answer 1

Step-by-step explanation:

10yrs..............

Answer 2

Step-by-step explanation:

Given:-

After 15 years , Rhea will be 5 times as old as she was 5 years ago.

To find:-

Find her present age

Solution:-

Let the present age of Rhea=X years

Age of Rhea 5 years ago =(X-5 ) years

After 15 years her age =(X+15) years

Given that

After 15 years , Rhea will be 5 times as old as she was 5 years ago.

=>X+15=5(X-5)

=>X+15=5X-25

=>5X-X=15+25

=>4X=40

=>X=40/4

=>X=10

Answer:-

Present age of Rhea =10 years

Check:-

Her age =10 years

5 years ago her age =10-5=5 years

after 15 years her age =10+15=25 years

=>5(5) years

=>5(her age 5 years ago)

Verified✅