Each pound of fruit costs $4. write an expression that shows the total cost of the fruit. use the variable you identified in question 1. btw the variable i used was "f".

$

Step-by-step explanation:

Let's assume represents the number of pounds of fruit.

We need to multiply the number of pounds of fruit by the cost per pound.

This is $, or in a simpler form, $.

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

copy and paste, put it in google

answer: 40.95

step-by-step explanation: