well it's 144 teaspoons in 3 cups
128 teaspoons of water is 2.667 cups.128 teaspoons of water is 2.667 cups.
7 US cups = 336 US teaspoons
If you mean 16.9 teaspoons then it is about 1/3 of a cup.
6 cups is 288 teaspoons.
7.5 cups
7.125 cups.
5.83 cups
144 tsp 1 cup = 48 teaspoons 1 teaspoon = 0.02 cup
144 tsp 1 cup = 48 teaspoons 1 teaspoon = 0.02 cup
14.58 cups
that is about 1.3 cups