a youth organisation collected nickels and dimes for a charity drive. by the end of the 1 day drive, the youth had collected $45.90. if there were four times as many dimes as nickels, how many of each type of coin was collected?

See attachment below and find the equivalent of tan(∠qsr)

Pamela has a 30-year, 5.75% mortgage on her $250,000 home. she has been paying on it for 5 years, and has recently hit some financial trouble. if her lender agreed to lower the interest rate on her $231,905.47 balance to 5.5%, what will her new payment be for the remainder of the loan?

Quadrilateral abcd is a parallelogram with diagonals that intersect at point e. which of the following statements is true?