How many seven-digit phone numbers are there if the first three numbers must be 387, 388, or

Question:

How many seven-digit phone numbers are there if the first three numbers must be 387, 388, or 389?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

College Algebra With Modeling And Visualization

ISBN: 9780134418049

6th Edition

Authors: Gary Rockswold

See More Books

Question Posted: Jun 17, 2023 01:25 AM

See More Questions

Phone numbers in the United States consist of 10 digits, a three- digit area code followed by a seven- digit number. Suppose there are several constraints that must be satisfied for a phone number to...
Googles ease of use and superior search results have propelled the search engine to its num- ber one status, ousting the early dominance of competitors such as WebCrawler and Infos- eek. Even later...
Use the attached "words.txt" file to store the words along with their ranks in an AVL tree. Then provide the user the option to search for any word. If the word exists the program displays the rank...
Can you find a function such that (-2) = -2, (2) = 6, and '(x) < 1 for all x? Why or why not?
1. Is Bhagat liable as an insider even though he was a relatively low-level employee? Why? 2. What role did Bhagats credibility play in this case? NVIDIA, a publicly-held corporation that...
To provide infrastructure in the outlying areas of Morgantown, West Virginia, the city council issued 30-year bonds with a face value of $25 million. The bond coupon rate was set at 5% per year,...
What are the reasons for the existence of government from a political point of view? LO.1
Use a three-year moving average forecasting model to forecast the sales of Cool-Man air conditioners. Data from Sales of Cool-Man air conditioners have grown steadily during the past 5 years: YEAR...
(a) What is the Net Present Value (NPV) of each of the new lockbox system proposals (including the annual fixed charge) ? (Round to the nearest whole dollar) (b) How many average payments per day are...
Use the binomial theorem to expand the expression (2x - y) 4 .
On a test with 10 essay questions, students are asked to answer 6 questions. How many ways can the essay questions be selected?
Determine the following indefinite integrals. Check your work by differentiation. 5m (12m 10m) dm
n1 = 15, n2 = 18, S = 280, H1: m1 > m2. Exercises 57 present sample sizes and the sum of ranks for the rank-sum test. Compute S, S, and the value of the test statistic z. Then find the P-value.
n1 = 25, n2 = 32, S = 850, H1: m1 m2. Exercises 57 present sample sizes and the sum of ranks for the rank-sum test. Compute S, S, and the value of the test statistic z. Then find the P-value.
Evaluate the matrix element $\left\langle j_{1} j_{2} J\left|T_{k q}(1) ight| j_{1}^{\prime} j_{2}^{\prime} J^{\prime} ightangle$, where the tensor operator $T_{k q}(1)$ operates only on the part of...
Mark Gold opened Gold Roofing Service on April 1. Transactions for April are as follows: 1 Gold contributed $\$ 15,000$ of his personal funds in exchange for common stock to begin the business. 2...
n1 = 20, n2 = 30, S = 400, H1: m1 < m2. Exercises 57 present sample sizes and the sum of ranks for the rank-sum test. Compute S, S, and the value of the test statistic z. Then find the P-value.
Maximize 6x + 7y + 300 subject to the constraints Solve the linear programming problem by the simplex method. 2x + 3y s 400 x + ys 150 x2 0, y z 0.
Charles owns an office building and land that are used in his trade or business. The office building and land were acquired in 1978 for $800,000 and $100,000, respectively. During the current year,...
In September 2004, the pharmaceutical company Merck withdrew its blockbuster drug rofecoxib (a painkiller, better known under its brand name, Vioxx) from the worldwide market amid concerns about its...
A recent study (Pinto et al., Olfactory Dysfunction Predicts 5-Year Mortality in Older Adults. PLoS ONE 9(10):e107541, 2014) mentions that anosmic (those with almost no sense of smell) older adults...
For murders in the United States in 2012, the table cross-tabulates the sex of the victim by the sex of the offender. Find and interpret a measure of association, treating sex of victim as the...
Aecerty 1067687 was completed with the folowing charaderistick Murulectere sec00 5xs:99 s35ida sputed
Assume todays settlement price on a CME EUR futures contract is $1.3180 per euro. You have a long position in one contract. EUR125,000 is the contract size of one EUR contract. Your performance bond...
Q2. Company ABC bought an equipment for $20,000 in 2015, with useful life of 5 years $5,000 residual value amortized using straight-line method. Prepare a table to illustrate the differences...

How many seven-digit phone numbers are there if the first three numbers must be 387, 388, or

Question:

Step by Step Answer:

The remaining 4 digits for the 7 digit number are inde...View the full answer

College Algebra With Modeling And Visualization

Students also viewed these Mathematics questions