How long is CFI good for?
I'm wondering about the validity period of CFI. Could someone please tell me how long CFI remains effective or relevant?
How long has a 1979 Queen Elizabeth II coin been in circulation?
I'm wondering about a coin from 1979 that features Queen Elizabeth II. I want to know how many years this coin has been in circulation.
How long do ICOs last?
I'm curious about the duration of Initial Coin Offerings. Specifically, I want to know how long these ICOs typically last from their start date to the end of the fundraising period.
How long will deuterium last?
I'm wondering about the duration or lifespan of deuterium. How long can it last or remain stable before it undergoes any changes or depletion?
How long is a $1?
I'm curious about the duration or length associated with a dollar. Is it referring to a period of time that a dollar can be used for, or maybe it's a metaphorical question? I'd like to know the implied meaning or context behind 'How long is a $1?'.