: 7.RP.A.3 (percent error, tax, tip, markup) appears in nearly every LEAP practice form.
B is true ((1/4)). C is true ((2/4 = 1/2)). D is also true, but the prompt says select two (C and B are the most relevant to grade 7 probability models).
Analyzing and applying unit rates.
: Applying previous understandings of operations to rational numbers.
