Q.1) a. ATM Pin Numbers: An automated teller machine(ATM)requares a four digit identification number(PIN), using the digits 0-9. ( the first digit may be 0). How many such PINS have no repeated...

Q.1) a. ATM Pin Numbers: An automated teller machine(ATM)requares a<br>four digit identification number(PIN), using the digits 0-9. ( the first digit<br>may be 0). How many such PINS have no repeated digits?<br>(Use permutation formula)<br>b. Construct a tree diagram showing all possible results when<br>three coins are tossed. Then list the ways of getting each result.<br>b1. At least two heads<br>b2. More than two heads<br>b3. No more than two heads<br>b4. Fewer than two heads<br>

Extracted text: Q.1) a. ATM Pin Numbers: An automated teller machine(ATM)requares a four digit identification number(PIN), using the digits 0-9. ( the first digit may be 0). How many such PINS have no repeated digits? (Use permutation formula) b. Construct a tree diagram showing all possible results when three coins are tossed. Then list the ways of getting each result. b1. At least two heads b2. More than two heads b3. No more than two heads b4. Fewer than two heads

Jun 04, 2022

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Q.1) a. ATM Pin Numbers: An automated teller machine(ATM)requares a four digit identification number(PIN), using the digits 0-9. ( the first digit may be 0). How many such PINS have no repeated...

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