A fair, six-sided die is rolled repeatedly until either two prime numbers of two even numbers are rolled. Find the expected value of number of ones that are rolled.

Write 5 numbers that round to 740 when rounded to the nearest 10

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

Solve the equation. 2x - 8(x+1)= 6(2x - 3)