Using A Calculator

Question 1:

\sqrt{3128}

55.928525816438

Question 2:

\sqrt[3]{50.54}

3.6972465514112

Question 3:

\frac{3.79 + 4.79}{1.64 - 7.7}

-1.4158415841584

Question 4:

\frac{{8.2}^{2}}{\sqrt{{6.7}^{3} + {9.2}^{3}}}

2.0465682781506