Which of these expressions would be the best estimate of the quotient 15 1/2 ÷ 3 2/3? A. 15÷3
B. 15÷4
C. 16÷3
D. 16÷4

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2