In a recent year, a winery produced 4320 bottles of wine from 8 tons of grapes. they expect the demand to reach 7850 bottles next year. how many tons of grapes will they need?

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

If i have 20$ and i gave 5$ away how much i got