A cell phone provider charges a customer $40 for each month of service, write an equation using two variables to show the relationship between the total amount charged c, after m months of cell phone service

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

Apackage of bacon holds 15 strips of bacon. the pancake house uses 17 packages of bacon in the morning and 21 packages in the afternoon. how many more strips were used in the afternoon than the morning?

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels