Applications of percent practice
the price of a calculator is $12.50. the sales tax is 7.5%. how much will you pay for the calculator?
a) $13.40
b) $13.44
c) $13.57
d)13.61

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex