I don't recognize this problem, please make sure the input is complete.
last year david bought five identical snow shovels and six identical bages of salt the.
The total cost of the snow shovels was 
172.50
172.50
$ And each bag of salt cost 
6.20
6.20
$
.
.
        This year, david bought two identical snow shovels and six identical bags of salt the total cost of the snow shovels was 
70.38
70.38
$ and the total cost of the bags of salt was 
26.04
26.04
$
.
.
Determine the itemwith the greatest percent increse in the 
price from last year to this year. Round to the nearest percent.
I don't recognize this problem, please make sure the input is complete.
last year david bought five identical snow shovels and six identical bages of salt the.
The total cost of the snow shovels was 
1
7
2
.
5
0
1
7
2
.
5
0
$ And each bag of salt cost 
6
.
2
0
6
.
2
0
$
.
.
        This year, david bought two identical snow shovels and six identical bags of salt the total cost of the snow shovels was 
7
0
.
3
8
7
0
.
3
8
$ and the total cost of the bags of salt was 
2
6
.
0
4
2
6
.
0
4
$
.
.
Determine the itemwith the greatest percent increse in the 
price from last year to this year. Round to the nearest percent.