Adrian is going to invest in an account paying an interest rate of 6.5% compounded quarterly. How much would Adrian need to invest, to the nearest hundred dollars, for the value of the account to reach $3,900 in 14 years ?

What is the y-intercept of the line given by the equation

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?

Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.