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What number is Pi in the Greek alphabet?
Numbers are never in the alphabet. In English speaking countries pi equals 3.14. In the Greek alphabet it is the 16th letter.
Which is the smallest number symbol?
There is no smallest number, since half that number would be smaller. The Greek letter, delta, in lower case is one symbol is used for small numbers. Epsilon and eta are also used for small numbers in calculus.
2 ways in which whole numbers and decimal numbers are different?
A decimal number is a way of representing numbers so that the place value of any digit is ten times that of the digit to its right. You can have whole numbers in binary, octal, hexadecimal etc bases. A decimal number may or may not have a fractional part. A whole number cannot have a fractional part.
Is there an infinite amount of prime and composite numbers?
Yes, there is an infinite amount of prime numbers. This has been proven by the ancient Greek mathematician Euclid. As for composite numbers, since there are infinitely many natural numbers, there must also be an infinite amount of composite numbers, as they are all the natural numbers that are not prime.
Are there any other countries beside Greek that uses greek numbers?
No.
