Question 1

2 $\sqrt{5}$ +6 $\sqrt{5}$ = . . . . .

Accepted Answer

8 $\sqrt{5}$

Answer

8 $\sqrt{5}$

Answer

5 $\sqrt{5}$

Answer

10 $\sqrt{5}$

Question 2

27 $\sqrt{5}$ -11 $\sqrt{5}$ = . . . . .

Accepted Answer

16 $\sqrt{5}$

Answer

Answer

16 $\sqrt{5}$

Answer

16 $\sqrt{5}$

Question 3

19 $\sqrt{5}$ -6 $\sqrt{5}$ + $\sqrt{7}$ = . . . . .

Accepted Answer

14 $\sqrt{5}$

Answer

14 $\sqrt{5}$

Answer

13 $\sqrt{5}$

Answer

13 $\sqrt{5}$

Question 4

2 $\sqrt{5}$ +6 $\sqrt{5}$ = . . . . .

Accepted Answer

22 $\sqrt{5}$

Answer

8 $\sqrt{5}$

Answer

22 $\sqrt{5}$

Answer

8 $\sqrt{5}$

Question 5

12 $\sqrt{5}$ -3 $\sqrt{5}$ = . . . . .

Accepted Answer

6 $\sqrt{5}$

Answer

6 $\sqrt{5}$

Answer

9 $\sqrt{5}$

Answer

9 $\sqrt{5}$

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