Bianca makes a scale drawing of a rectangular garden. the length is 9 in., and the width is 6 in. bianca changes the scale of the drawing from 1 in. : 3 ft to 1 in. : 4 ft. which statement about the dimensions of the garden is true

a the width of the garden under the new scale is 24
b the length of the garden under the new scale is 12 ft.
c the length of the garden under the old scale is 36 ft.