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true
Key
Expressions have to contain numbers and letters.
No, it can contain variables.
No.
In Excel, a number can contain be characters
The one which isn't the ones which do.
an infinite number of numbers
Why is it that dried food sample can contain lower numbers of microorganisms
They contain a lot of numbers. They also contain a lot of formulas.
It may do.
The prime numbers less than 100 that contain an 8 are 83 and 89. So, there are two prime numbers that are less than 100 and contain an 8.