Question

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Answer 1

thats what i got too

Answer 2

but then i also got 1 1/2.... but since u got 2/3 as one of the answers too i guess its 2/3's...

Answer 3

guessing..

Answer 4

what does anyone else think?

Answer 5

@Astrophysics

Answer 6

@ganeshie8

Answer 7

well, lydia's work rate is (1job/2hr) and jackia's work rate is (1job/1hr)
so if they working together
\[\frac{ 1job }{ 2hr }+\frac{ 1job }{ 1hr }=\frac{ 1job }{ x }\]
where x is the time that they will take when working together