In october ,sgt jarells's work hours were reduced from 12 hours a day to 8 hours a day. what was the percent reduction of his hours each day?

Chandler was a caretaker at the state zoo. he noticed that the number of animals adopted by the zoo increased at a constant rate every year since 2010. which of the following graphs shows the slowest rate at which the animals in the zoo were adopted?

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)