Sarah bought a lawnmower for $320. she signed up for the buy now pay later plan at the store with the following conditions: $100 down and payments of $25 for the next 12 months. the extra cost paid by taking this plan is equivalent to what actual yearly rate of interest? a. 85% b. 25% c. 65% d. 67%

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Apool measures 12.3 feet by 16.6 feet. if the longer wall of the pool has a diagonal of 17.8 feet, what is the volume of the pool? (round to nearest tenth)

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9