Ten thousand raffle tickets are sold. One first prize of $1400, 3 second prizes of $800 each and 9 third prizes of $400 each will be awarded, with all winners selected randomly. If you purchase one ticket for $2, what are your expected net winnings?

Will give brainliest plz hurry lexie surveyed 4 teenagers to find out approximately how many hours, per week, they read for fun, and how many siblings they have. brooke said she reads about 10 h a week for fun, and that she has 5 siblings. celia said she has 1 brother and 1 sister and reads for fun about 3 h each week. henry said he has 2 brothers and reads for fun about 30 min each week. jude said he doesn't read for fun and has 3 brothers and 3 sisters. use this information to complete the data table. express your answers as whole numbers or decimals. name hours of fun number of siblings brooke celia __ henry jude

Study results indicate that the mean length of time people spend on a bus in a city is between 21.2 min and 24.5 min what is the study margin of the error?

Find the circumference of a pizza with a diameter of 10 inches round to the nearest tenth