Suppose siena and ren each spend 40$ on snacks and each person spends money using the same ratios as on their last trip. who spends more on souvenirs? explain. siena spends 5 on snacks 8 on games and 12 on souvenirs while ren spends 10 on snacks 8 on games and 20 on souvenirs

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?