Silver foil is used on many sweets made in many parts of India. The cost of a very thin foil of silver is $30/square meter and a single piece of sweet (candy) has a surface area of 20 square cm. What will be the cost of silver foil for a single piece of candy?
TJ test prep practice problems for our students and readers. The problems provide a very small sampling of what Optimal TJ Prep students work with.