Pleaseeeee help meeeee

1. 
cost of 5 bags of potato chips is $19.50
cost of 1 bag=19.50/5=$3.9
cost of 7 bags=(cost of one bag)*(number of bags)
=3.9*7
=$27.3

2. 
cost of 5 pounds of seed is $131.15
cost of one pound=131.15/5=$26.23
cost of 6 pounds =(cost of one pound)*(number of pounds)
=26.23*6
=$157.38

3. 
Cost of 7 packs of bubble gum is $29.33
cost of 1 pack=29.33/7=$4.19
cost of 3 packs=(cost of 1 pack)*(number of packs)
=4.19*3=$12.57

4. 
cost 2 pairs is 25.10
cost of a single pair is 25.10/2=12.55
cost of 6 pairs=(cost of 1 pair)*(number of pairs)
=12.55*6=$75.3

5.
Cost of 4 scarves is $18.84
cost of 1 scarves 18.84/4=$4,71
cost of 3 scarves=4.71*3=$14.13

Check the rest of the answers from the attachments