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What is the largest 4 digit number in base 8?
The largest 4 digit number in base 8 is 77778 (= 409510).
When this 3 digit number is rounded to the nearest ten the sum of its digits is 16 hundreds digit of this number is 8 and the ones digit is 5 what is the number?
875 rounded to nearest ten is 880 8+8+0 is 16
How many 4 digits numbers have only even digits?
The first digit can be any one of four (2, 4, 6, or 8). For each of those . . .The second digit can be any one of five (0, 2, 4, 6, or 8). For each of those . . .The third digit can be any one of five (0, 2, 4, 6, or 8). For each of those . . .The fourth digit can be any one of five (0, 2, 4, 6, or 8).Total number of possibilities = (4 x 5 x 5 x 5) = 500 .
Which digit in 4.628 has the least value?
The number 8 in that question is the number with the least amount of value (0.008).
How many two digit number are there in which the tens digit is greater than the ones digit?
If the first digit is 9, you have 9 options (0-8) for the second digit. If the first digit is 8, you have 8 options (0-7) for the second digit. Etc. This leaves you with the arithmetic series: 0 + 1 + 2 + 3 + ... + 9.
