Leila reads 4 1/2 chapters in 3 3/8hours. What is the unit rate in chapters per hour? Write your answer as a fraction or a mixed number in simplest form.

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

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 (%)

Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?