How to write equal to or greater than in word?

What characteristic of long period comets suggest they come directly from the oort cloud?

When designing content as part of your content marketing strategy, what does the "think" stage represent in the "see, think, do, care" framework?

In deadlock avoidance using banker’s algorithm, what would be the consequence(s) of: (i) a process declaring its maximum need as maximum possible for each resource. in other words, if a resource a has 5 instances, then each process declares its maximum need as 5. (ii) a process declaring its minimum needs as maximum needs. for example, a process may need 2-5 instances of resource a. but it declares its maximum need as 2.