(3 x 2 - 6 + 10) x 5 =

(a)  

5² x 3 + 10 =

(a)  

10 + 2³ x 7 =

(a)  

 $10+8-6^2\div\left(3^2\times4\right)=$  

(a)  

 $\left(6+5-4\right)\times\left(3^2\div9\right)^2=$  

(a)  

 $8\times\left(3+9\right)\div2^2-10+6=$  

(a)  

 $\left(4^3\div\left(2+6\right)\right)\times8=$  

(a)  

 $\left(6+7\right)\times2-9+10-4=$  

(a)  

 $\left(7+4-8\right)\times\left(10\times\left(6-3\right)\right)=$  

(a)  

 $9^2\div\left(21-18\right)+7\times\left(16-\left(9+5\right)\right)^2=$  

(a)  

 $\sqrt{121\ }=$  

(a)  

 $\sqrt{3^4}+5^2=$  

(a)  

 $\sqrt{5^2+12\times2}=$  

(a)  

 $1^2+2^2+3^2+4^3=$  

(a)  

 $\left(7\times8\right)\div\left(3+9-10\right)^3=$  

(a)  

 $\left(5\div\left(8+3-10\right)^2\right)\times2=$  

(a)