A cake with a rectangular shape, has the dimensions of the upper surface 30 cm by 50 cm. In the middle of it is placed a photo of a favorite character for children, which does not cover the entire surface. cm. a) Find the surface of the photo. b) Find the surface of the surface of the cake that is not covered by the photo. c) What% of the cake surface is occupied by the photo.​

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.

Consider the following function. which of the following graphs corresponds to the given function? w. x. y. z. a. z b. y c. x d.