Jordan has a part-time job which pays $75 a week. He has already saved $55 toward the purchase of a $400 could use to find the minimum number of weeks Jordan must work to have enough money to buy the iPhone

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe

Sum of the interior angles of a pentagon

Two consecutive negative integers have a product of 30. what are the integers?