Robert bought 2 burgers for $ 3.5 each and 3 medium French fries for $1.2 each. Write a numerical expression to represent this situation and then find the cost.
Numerical expression: (2 * 3.5) + (3 * 1.2)
Cost: 7 + 3.6 = $<<7+3.6=10.6>>10.6
Cost: 7 + 3.6 = $<<7+3.6=10.6>>10.6