Question

18. Smita's age is one-third of her mother's age. After 10 years Smita's age will be half
of her mother's age. What is Smita's age now?
a) 30 years
d) 40 year
b) 20 years
c) 10 years​

Answer 1

Answer:

b)20

Step-by-step explanation:

X=60

1/3x+10=1/2x

10=X/2-x/3

= 10=X/6

=X=60

so,

1/3x=20