Darksteel Ingot. Indestructible is a static ability that means that any permanent that has indestructible cannot be destroyed, and cannot be destroyed as a result of lethal damage.
The less-than symbol (<) represents an inequality in which the number or problem on the left is smaller than that on the right; however, it can be reversed (>) to show that the item on the left is greater than that on the right.
Answer: Something greater than $0 and less than $10 (but NOT $0 or $10): This can be written down in just one line: That says that $0 is less than What Becky Spends (in other words What Becky Spends is greater than $0) and what Becky Spends is also less than $10.