Suppose the weights of 1 year-old boys are approximately normally distributed, with a mean of 22.8 Ibs and a standard deviation of about 2.15. if we randomly select a 1-year-old boy, what is the probability that he'll weigh more than 20 pounds?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points

Pls yall i really need the answer fr fr