Jill had $90. she bought a skirt that normally costs $42 but was on sale for half price. she also bought a t-shirt that was $8 off its regular price. before sales tax, the total cost of the clothes was $31. what was the regular price of the t-shirt? what question is being asked in this word problem? a. what was the regular price of the skirt? b, how much money did jill have left? c. what was the regular price of the t-shirt? d. how much did jill pay in sales tax?