The graph shown compares the rent Andrew and Dave pay for renting bikes from different stores. After how many hours would the amount Andrew and Dave pay for the rentals to be equal.

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

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 (%)

I’m still confused on how to work the percentages