A red string of holiday lights blinks once every 3 seconds, while a string of blue lights blinks once every 4 seconds. How many times will both sets of lights blink at the same time in 1 minute (60 seconds)?

Pentagon abcde is dilated according to the rule do,3(x, y) to create the image pentagon a'b'c'd'e', which is shown on the graph. what are the coordinates of point a of the pre-image? a) (-1, 1)b) (-1, 2)c) (-9, 6)d) (-9, 18)