A car traveled 35 miles in 2 hours. At this rate, how many miles will the car travel in ½ hour? ( i need this quick pls ! )

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0