35 Candles cost BD 3.05. Zahra has BD 30 to spend on candles. She buys as many candles as
she can.
Work out how many candles Zahra buys? How much change does she get back?
(5 Points)

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