subject
Mathematics, 18.08.2021 17:40 arilions

1. How many area codes were possible before 1995 2. According to the post-1995 rules how many area codes are possible today?
3. According to these conditions, how many 7-digit numbers are possible in a single area code
4. Using your answers to the previous questions, determine how many 10-digit numbers are possible in North America.


1. How many area codes were possible before 1995

2. According to the post-1995 rules how many are

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:20, jaueuxsn
Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test
Answers: 1
image
Mathematics, 21.06.2019 16:30, dimpleschris101
Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores
Answers: 1
image
Mathematics, 21.06.2019 19:00, Lindy1862
You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?
Answers: 1
image
Mathematics, 21.06.2019 20:30, emo239
4+(2+x) can you me solve this problem
Answers: 2
You know the right answer?
1. How many area codes were possible before 1995 2. According to the post-1995 rules how many area...

Questions in other subjects:

Konu
Biology, 21.06.2019 18:00