15
That is approximately 1.246 cups.
The number of cups in a 13.5 lb box of powder laundry detergent will vary depending on the density of the detergent. Without knowing the specific density of the detergent, it is not possible to provide an accurate answer.
It would be close to 2 cups. You should measure weight when baking! Cups is a measure of volume. Pounds is a measure of weight and mass. You can not directly convert the two.
that is approximately 3.6 cups
About 20 cups.
About 2.1 cups
About 1.9 cups
That is about 47 cups
That is 12 cups
That is 4 cups.
About 2 cups.
That is 1.8 cups