Miss Harrell went on a road trip to visit her Grandma on the way. She spent $32.05 on gasoline, $7.92 on lunch and $9.18 on a gift for her Grandma. How much did she spend in total on her trip

Miss Harrell spent $32.05 + $7.92 + $9.18 = $<<32.05+7.92+9.18=49.15>>49.15 in total on her trip. Answer: \boxed{49.15}.