Answer:
She needs 2/4 lemon juice
Step-by-step explanation:
The denominators aren't the same so you multiply 1/2 by 2. When you do that you get 2/4!
468
=13[42-6]
=13 (36)
=13×36
=468
585
3000
640x3 = 1920
90x12 = 1080