On a certain hot summers day 407 people used the public swimming pool the daily prices are $1.25 for children and $2.50 for adults the receipts for admission totaled 747.50 how many children and how many adults swam at the public pool that day

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?

Which is the graph of the linear equation x – 2y = 6?