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Q: How many positive integers less than 1000 have no odd decimal digits?
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What is the binary equivalent of 8?

8 in decimal is 1000 in binary


How many digits add up to ten between 0 and 1000?

11 digits. (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10)


How many binary sequences has 3 bitzi?

Assuming you're talking about bits, the answer is always "2 to the x power" where in this case x is 3. This is obviously a homework question, so instead of giving you the answer, I'll give you the explanation. In the case of 4 bits, you'd have 16 values possible. 8 bits would be 256. If you consider a bit to be a digit where the lowest number is 0 and the highest number is 1, then there are 2 possible values a bit can be. In the case of decimal (your normal counting numbers), the lowest value is 0 and the highest is 9 which is a maximum of 10. If you have 3 decimal digits, there are 1000 possible decimal sequences or combinations that those numbers can be. Starting at 000 and working up to 999. So you can calculate that by saying 10 to the 3rd power or 10x10x10 is 1000. If you're solving for 2, then you'd multiply by 2 instead of 10. For example if you had 5 binary digits, your biggest number will be 11111 which is 31 in decimal, which means 5 digits of binary can go from 00000 to 11111 or 0 to 31. Or 32 possible values. You can calculate this easily by multiplying 2 five times. 2x2x2x2x2 = 32.


What is the decimal number 42689627 in BCD?

0100 0010 0110 1000 1001 0110 0010 0111bcd = 4268962710


How do you convert 275 mA to amps?

As a milliampere (milliamp or just mA) is 1/1000th of an ampere, we can convert mA to Amps by just dividing by 1000. Another way is to take the current in mA and move the decimal to the leftthree places to accomplish the division by 1000. Here's the scoop: 275 mA / 1000 = 0.275 Amps Note that the decimal in 275 is to the right of the 5, and it's written as 275.0 (with a 0 added to show where the decimal is). Moving the decimal to the left three places gets up to .275 Amps, but we usually hang a 0 in front of the decimal. To convert Amps to milliAmps, just multiply by 1000 or move the decimal to the right three places. Just the opposite of what we did here to convert the other way.