A county has constructed a conical building to store sand. The cone has a height of 199 m and a diameter of 418 m. Find the volume of this building to the nearest hundredth. Use 3.14 for π.

I'll give brainliest if you answer right : )

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Lucy is a dress maker. she sews \dfrac47 7 4 ? of a dress in \dfrac34 4 3 ? hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable.