Answer :
first you total the cheeseburgers and milkshakes which is 9.37
then you have to multiply 7.5% by 9.37 to find the tax in money which = .70
add them 9.37+.70
=10.07
then you have to multiply 7.5% by 9.37 to find the tax in money which = .70
add them 9.37+.70
=10.07