An item has a listed price for $80 if sales tax rate is 3% how much is sales tax in dollars

The sales tax would be $2.40

Step-by-step explanation:

Another way of writing any percent would be diving that percent by 100, so 3% would be 0.03 4% would be 0.04 and so forth.

All you have to do is multiply 80 by the decimal of the percent

80 * 0.03 =2.4 or $2.40

answer: evaluate the objective function at each vertex to determine which - and -values, if any, maximize or minimize the function. example: find the minimum value and maximum value of the objective function f ( x , y ) = 4 x + 5 y , subject to the following constraints

y=1/4x-4

step-by-step explanation: