![Migration of the 7-Digit Telephone Numbers to 8-Digit Telephone Numbers | Professional Regulation Commission Migration of the 7-Digit Telephone Numbers to 8-Digit Telephone Numbers | Professional Regulation Commission](https://www.prc.gov.ph/sites/default/files/Migration.png)
Migration of the 7-Digit Telephone Numbers to 8-Digit Telephone Numbers | Professional Regulation Commission
![How many 6 digit telephone numbers can be constructed with the digits 0 to 9 ,if each number starts with 23 and if repetition of digits is not allowed. How many 6 digit telephone numbers can be constructed with the digits 0 to 9 ,if each number starts with 23 and if repetition of digits is not allowed.](https://search-static.byjusweb.com/question-images/byjus/tnl-content-images/moodle-migration/14671_7c5e20ac371aefc9270eaddb13080f30e5bcbc82_q3.png)
How many 6 digit telephone numbers can be constructed with the digits 0 to 9 ,if each number starts with 23 and if repetition of digits is not allowed.
![How many 6-digit telephone numbers can be constructed with digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 if ea How many 6-digit telephone numbers can be constructed with digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 if ea](https://i.ytimg.com/vi/V0WgrCC2LeA/hqdefault.jpg?sqp=-oaymwEmCOADEOgC8quKqQMa8AEB-AHUBoAC4AOKAgwIABABGGUgWShaMA8=&rs=AOn4CLATb76_wzqD9BeoPDOlE-JwDfMG-g)
How many 6-digit telephone numbers can be constructed with digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 if ea
![How many 6 digit telephone numbers can be formed with 10 distinct digits - Maths - Probability - 13476879 | Meritnation.com How many 6 digit telephone numbers can be formed with 10 distinct digits - Maths - Probability - 13476879 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/content_ck_images/ck_5c812d3fcb77f.jpg)
How many 6 digit telephone numbers can be formed with 10 distinct digits - Maths - Probability - 13476879 | Meritnation.com
An old while dialing a 7 digit telephone number remembers that the first four digits consists of one 1's, one 2's and two 3's. He also remembers that the fifth digits is
![How many 6 digit telephone numbers can be formed with 10 distinct digits - Maths - Probability - 13476879 | Meritnation.com How many 6 digit telephone numbers can be formed with 10 distinct digits - Maths - Probability - 13476879 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/content_ck_images/ck_5c812cd418d0d.jpg)
How many 6 digit telephone numbers can be formed with 10 distinct digits - Maths - Probability - 13476879 | Meritnation.com
![Number of 6-digit telephone numbers, whichcan be constructed with digits 0, 1,2,3,4, 5, 6, 7, 8, 9, if each number starts with 35 and nodigit appears more than once is Number of 6-digit telephone numbers, whichcan be constructed with digits 0, 1,2,3,4, 5, 6, 7, 8, 9, if each number starts with 35 and nodigit appears more than once is](https://static.doubtnut.com/ss/web-overlay-thumb/61535.webp)
Number of 6-digit telephone numbers, whichcan be constructed with digits 0, 1,2,3,4, 5, 6, 7, 8, 9, if each number starts with 35 and nodigit appears more than once is
![Find the number of 4 digited telephone numbers that can be formed using the digits 1, 2, 3, 4, 5, 6 with atleast one digit is repeated. Find the number of 4 digited telephone numbers that can be formed using the digits 1, 2, 3, 4, 5, 6 with atleast one digit is repeated.](https://search-static.byjusweb.com/question-images/toppr_ext/questions/1214135_1248609_ans_1767900f395d43ff98478a4fe95b3c62.jpeg)