At noon, a tank contained 20 in. of water. After several hours, it contained 16 in. of water. What is the percent decrease of water in the tank

20 percent decrease

Step-by-step explanation:

it lost 4 inches of water (20-16) and 4 is a fifth of 20. a fifth is 20 percent so it is a 20 percent decrease

false

step-by-step explanation:

i looked it up

30.5*10=350$

you have to multiply the number without the decimal point then add it later but if its tenn u must move the place value of the decimal point 1 to the right.