Santana is buying a guitar string.

Some of the strings are on sale.

Select the string that will be cheapest.
 

A company sells its iced tea in four different containers.
 

Which volume container has the cheapest price per mL?

A shop sells four sizes of chocolate bar.
 

 
Which packet costs the least per gram?

The table below lists the original price and the amount of discount of a pair of jeans at four different shops.
 

 
Which shop has the lowest sale price for the jeans?