Kristina is four-fifths as old as her sister. Kristina is 12 years old. Write a multiplication equation and solve the equation t

Question

3 years ago

5

o determine her sister's age

1 answer:

strojnjashka [21] · Answer 1 · 2022-04-27T00:01:05+03:00

Answer: Kristina sister's age = 15 years

Step-by-step explanation:

LET the sister's age be rep as x

SO that Kristina = 4/5 of x

Given that Kristina's age = 12 , Then her sister's age can be found using The equation

4/5 x X= 12

4/5 X =12

X = 5 X 12 / 4

=60/4=15

Kristina's sister's age = 15 years.