SOLUTION: how many times should the keyboard of a computer be pressed to type all the numbers from 1 to 500 numbers

SOLUTION: how many times should the keyboard of a computer be pressed to type all the numbers from 1 to 500 numbers

Algebra.Com

Question 473873: how many times should the keyboard of a computer be pressed to type all the numbers from 1 to 500 numbers
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The numbers 1 - 9 are key presses
The numbers 10 - 99 are key presses
The numbers 100 - 500 are key presses
total key presses
RELATED QUESTIONS
how many times shall the keys of a typewriter have to pressed in order to write first... (answered by solver91311)

How should I write in computer language the decimal numbers 1 to... (answered by Fombitz)

A computer prints all of the integers from 1 to 3456. How many times does it print the... (answered by ikleyn,kohkche)

YOUR REMOTE CONTROL HAS BUTTONS FOR DIGITS 0-9. IF YOU PRESS TWO BUTTONS, HOW MANY... (answered by Alan3354)

Please help me solve this problem The door on the computer center has a lock which has (answered by checkley77)

Alice made a list of all the whole numbers from 1 to 100. How many times did she write... (answered by solver91311)

Powerball jackpot can be won by picking 5 numbers out of 59 numbers then also picking 1... (answered by solver91311)

How many times will the digit '1' appear if we write all whole numbers from 1 to... (answered by Alan3354,ikleyn)

How many times will the digit '1' appear if we write all whole numbers from 1 to... (answered by ikleyn)