Maria placed a rain gauge in her yard to measure the amount of rain that fell during the school week. she checked the rain gauge every day and found that 1/4 of an inch fell every day for 3 days. on the fourth day, there was no change. on the fifth day, the amount of rain in the rain gauge had decreased by 1/8 of an inch. how much rain, in inches, was in maria’s rain gauge on the fifth day? express your answer in decimal form. .