1 EASY Which is the correct order of operations? MASBEDBEAMSDBEDMASBMASEDDMASEB

 2 EASY $$2 + 4 \div 2 =$$

 3 MEDIUM $$9 \times 3 + 4 \times (50 \div 5) =$$ 32067630315None of the above

 4 MEDIUM $$27 \div 9 + 24 \div 8 \div 3$$

 5 MEDIUM $$6 \div 3 \times 2 + (5 + 4) \times 3=$$

 6 HARD $${(\frac{1}{2}(3+8)\times\frac{8}{2^2})^2}\div 2=$$