9514 1404 393
Answer:
 A. 55
 B. 8
Explanation:
We want ...
 √x < 8
 x < 8² . . . . . square both sides
 x < 64
In order for the inequality to make any sense, we must also have ...
 0 ≤ x
So, the solution space is ...
 0 ≤ x < 64
Only answer choices A (55) and B (8) are in that range.