Question

Dana is 2 years old. Her sister is half her age. When Dana is 100 years old, how old will her sister be?

Answer 1

Let Dana age be 'd'
and her sis 's'
d = 2
so s = 1
if d = 100 then
s = ?

Answer 2

Keep in mind the s = 1
which is 1 less than 2

Answer 3

You may now solve.

Answer 4

50!

Answer 5

@AdoomyG

Answer 6

Sorry for wasting your time, I just wanted to give you guys a math teaser :p

Answer 7

But you still get a medal ^-^

Answer 8

Wrong.
I suppose it shall be 99

Answer 9

I agree half of 100 is 50.

Answer 10

I know this was a math teaser btw :P

Answer 11

;)