Can I get some help on this please?

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice

Select the correct answer and solve for y

Barbara is tiling her craftroom floor with square tiles. she wants 6/10 of the square tiles to be red. if she used 18 red tiles, how many square tileswill be used to cover the floor?