Please help me with this

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

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