It cost Eva $7.80 to send 60 text messages. How much does each text cost to send?

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?