Answer the following statements true (T) or false (F)

1. There are 50 tens in the number 509.
2. The decimal system is a special case of a positional number system with radix 10 and with digits in the range 0 through 9.
3. A number cannot be converted from binary notation to decimal notation.
4. Although convenient for computers, the binary system is exceedingly cumbersome for human beings.
5. A nibble is a grouping of four decimal digits.

1. True
2. True
3. False
4. True
5. False