Here's my question. a city's sales tax is 7%. write this percent as a fraction and tell how many cents of tax are on each dollar.
can someone plz ?

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document