I was working on a project for my science class, anybody know what this is: 5 + 8h gives the amount in dollars she charges. How much will she charge for 5 hours?

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

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 (%)

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.