Twenty pounds of a salt-water solution contains fifteen percent salt. how much salt is in the water?

1.5 lb
2 lb
3 lb

The salt is in the water be 3 lb.

Step-by-step explanation:

Formula

As given

Twenty pounds of a salt-water solution contains fifteen percent salt.

Let us assume that the salt is in the water be x.

Percentage = 15%

Total value = 20 pounds

Put in the formula

x = 3 pounds

or

x = 3 lb

Therefore the salt is in the water be 3 lb.

where's the diagrams?

a negative exponent is translated as follows:

so, we have