itially, 10 people have an infection. The next day, every infected people infects one more person. If this pattern continues, how many days will it take for 1280 people to be inf

Q: After graduation exercises at Gotham High School, each senior gave a snapshot of himself or herself…

A: Let there were x seniors in the class. Two students exchange snapshots. So the total number of…

Q: How many different photographs are possible if four children sit in the front row and five adults…

A: The objective of this question is to find out the total number of different photographs possible…

Q: How many telephone numbers have no repeated digits?

A: Given, A telephone number consists of seven digits which is combination of {0,1,2,3,4,5,6,7,8,9}.

Q: In recent years, a state has issued license plates using a combination of two letters of the…

A: Given that, In recent years, a state has issued license plates using a combination of two letters of…

Q: A car company is going to issue new ID codes to its employees. Each code will have one digit…

A: The objective of this question is to find out the total number of unique employee ID codes that can…

Q: AJ had $400 on Monday. On Tuesday he had $373, and on Wednesday he had $346. If this pattern…

A: This is an arithmetic progression.

Q: A license plate is to have the following form: three letters followed by three numbers. An example…

A: There are 26 letters (A-Z) and 10 numbers (0-9) We can pick each letter in 26 ways and we can pick…

Q: If a golf course is open 3,600 hours a year and 360 days a year, how often would the golf course be…

A: Number of hours in day is 24 hours. 24 hours=1 day3600 hours=124×3600 days=150 days

Q: In a certain year, Babe Ruth from the New York Yankees had 18 hits in April, 33 in May, 38 in June,…

A: This is a problem related to statistic , so I used the average formula of baseball to calculate the…

Q: Radio stations that are on the eastside of a nation have call letters consisting of a W followed by…

A: Here we have to number of five letter call letters starting from W

Q: A musician knows 10 songs is only going to play 4 of them at a concert. In how many different ways…

A: A musician knows 10 songs is only going to play 4 of them at a concert.  In how many different ways…

Q: For the vectors v = ( 3, 4) and w = ( 4, 3) test the Schwarz inequality on v · w and the triangle…

A:

Q: Assume that there are 325 million people in the United States. If 128,978 people died of a stroke in…

A: Total population = 325 million                          = 325000000Let x be the number of people who…

Q: In a certain company 80 of the employees are men. What is the total number of employees if 5 out of…

A: given In a certain company 80 of the employees are men. To Determine the total number of employees…