Why does domain not include a zero

Ted bought a new book for $20.00. If the sales tax was 8%, how much did Ted play in all for the books?

Analyzing a set of data

Use the expansion of (4+x) 3 to find the exact value of (4.02) 3

In a survey of 364 children aged 19-36 months, it was found that 91 liked to eat potato chips. If a child is selected at random, find the probability that he/she does not like to eat potato chips

The combined volume of all the things and aquarium is 1.25*10 to the six power gallons the aquarium plants to install a new dolphin take with a volume of 250,000 gallons what was the total volume of all the tanks at the aquarium after the new

What is 143:333 laid out in the simplest form

What is the total cost of sweatshirt if the regular price is $42 and the sales tax is 5.5 or 5 1/2%

Value of the digit in the hundredths place. 44

Simplest form 3/5 + 2/3=

What is the sale tax of a sweater for 36$ and a 7% sales tax