[Q]: Which of the following solutions is better for the following goal:
How to make a white wash.

[A]: Take 66ML of paint and put it in a bottle with 33ML of water. Close the cap and shake the bottle vigorously until mixed.

[Q]: Which of the following solutions is better for the following goal:
How to clean contact lenses?

[A]: Pour the lens solution on to the lenses and gently rub them with fingers.

[Q]: Which of the following solutions is better for the following goal:
How to thwart security guards at a festival or concert and get liquor in.

[A]: Get a small mini or regular type of French bread loaf, neatly and carefully cut the bread at one end, cut out all the bread in the middle, insert small bottle of alcohol, maybe in an old disposable water bottle) put the bread back together.

[Q]: Which of the following solutions is better for the following goal:
To improve your eye sight,

[A]:
don't read in low lighting.