After giving a discount of 15% an article is sold for rs 3400. find its marked price

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft.what is the area of the stage? enter your answer in the box. ft²