Each day Eve records how long it takes her to complete a puzzle. On Friday it takes her 50% less time than on Thursday.
On Saturday it takes her 20% less time than on Friday.
On Saturday it takes her 36 minutes to complete the puzzle.

How many minutes does it take her to complete the puzzle on Thursday.

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true