Five gallons of gasoline cost $16.80. What is the price per gallon?

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.

Can someone tell me if this is perpendicular? !

Which of these phrases uses parallelism to create a sad tone?