At a concession stand, three hot dogs and 4 hamburgers cost $11.50; 4 hot dogs and three hamburgers cost $11.25 find the cost of one hot dog and the cost of one hamburger.

what is the cost of one hot dog?

If a fair 6 sided cube is rolled 60 times, theoretically how many times should you expect to roll a 4 or a 5?

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

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