1. An analog voltage is in the range of 0-5V. If it can be measured with an accuracy of + -50mv, at most how many bits of information is conveyed?

2. The babylonians developed the sexagesimal(base 60) number system about 4000 years ago. How many bits of information is conveyed with one sexigesimal digit? How do you write the number 4000base10 in sexigesimal.

3. A classroom has an old clock on the wall whose minute hand broke off. a.) If you can read the hour hand to the nearest 15 minutes, how many bits of information does the clock convey about time? b.) If you know whether it is before or afternoon, how many additional bits of information do you know about the time?