Help please!! :( this is very confusing

Achel bought 12 rolls of packing tape and paid a total of $33.60. kevin also bought rolls of packing tape. the table shows the total amount he is paid for different numbers of packing tape. number of rolls of packing tape total amount paid 2 $6.40 5 $16.00 8 $25.60 how do the unit rates compare? select from the drop-down menus to correctly complete the statement. rachel's unit rate is than kevin's because is greater than .

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?