Question

Consider a seven digit telephone number where the first digit can not be zero. • How...

Consider a seven digit telephone number where the first digit can not be zero.

• How many different such seven-digit telephone number can be formed?

• What is the probability that a randomly selected telephone number starts with 541?

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
The older local seven-digit telephone numbers in Long Beach started with 439 as the first three...
The older local seven-digit telephone numbers in Long Beach started with 439 as the first three digits. How many different telephone numbers were possible back then starting with 439?
1) In a college, each student ID card is linked with a unique 5-digit pin from...
1) In a college, each student ID card is linked with a unique 5-digit pin from the set {0,1,2,3,4,5,6,7,8,9}. A) Find the number of ID cards possible. B) Find the number of ID cards possible if the 5-digit number is an odd number? C) Recalculate A&B if the digits are not allowed to be repeated. 2) A license plate has 3 letters followed by 4 digits. How many different license plate numbers can be formed if the letters cannot be...
How many possible 5 digit numbers can be formed with the 10 digits 0 to 9...
How many possible 5 digit numbers can be formed with the 10 digits 0 to 9 if repetitions are not allowed and zero cannot be the first digit?
1. A 4-digit number is created from the numbers {1,2,3,4,5,6}. How many ways can the digits...
1. A 4-digit number is created from the numbers {1,2,3,4,5,6}. How many ways can the digits be chosen so that the number is more than 1500? 2. An applied statistics class contains 30% sophomores, 40% juniors, and the rest seniors. If 40% of the sophomores, 20% of the juniors, and 10% of the seniors will fail, what is the probability a randomly selected student in the class will fail? 3. A coin is flipped 10 times or until 3 heads...
How many different five-digit codes can be created if no digit can repeat? How many if...
How many different five-digit codes can be created if no digit can repeat? How many if the digits can repeat?
The access code for a safe consist of three digits. Each digit can be any number...
The access code for a safe consist of three digits. Each digit can be any number from 1 through 8, and each digit can be repeated . complete parts a through c a. Find the number of possible access codes b what is the probability of randomly selecting the correct access code on the first try c. what is the probability of not selecting the correct access code on the first try. a. Find the number of possible access codes
A passcode for a secure website has 6 digits. The first digit cannot be 0. The...
A passcode for a secure website has 6 digits. The first digit cannot be 0. The final 6-digit passcode must be an even number. No digit can be repeated. How many different passcodes are possible?
6. In the Big Four lottery game, a four-digit number is drawn at random, where each...
6. In the Big Four lottery game, a four-digit number is drawn at random, where each digit is selected from the set {0, 1, 2,..., 9}. Let Z = the number of 7’s in the number. Determine the probability mass function of Z.
How many four-digit numbers can be formed from the digits 1, 3, 5, 7, 8, and...
How many four-digit numbers can be formed from the digits 1, 3, 5, 7, 8, and 9 if the numbers are less than 3,000 and digits are not used repeatedly? ( Hint: Begin with the digit where there is a restriction on the choices.)
how many odd numbers can be formed from the digits 0,1,2,3,4,5,6 if each digit can be...
how many odd numbers can be formed from the digits 0,1,2,3,4,5,6 if each digit can be used only once?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT