Note: Your teacher will grade your response to ensure that you receive proper credit for your answer The cost of a telephone call is $0.75 - 50.25 times the number of minutes. Write an algebraic
expression that models the cost of a telephone call that lasts 1 minutes.

Add 1/7 + -1/7 your answer should be reduced to its smallest form and should not be an improper fraction

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Amayoral candidate would like to know her residents’ views on a public open space before the mayoral debates. she asks only the people in her office. her co-workers are an example of a census population convenience sample simple random sample