Whoever answers this correctly get's brainiest! Please don't answer if you dk. Please explain too!

Who long does it take to drive 150 miles at 45 miles per hour

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?

The tree filled 3/4 of a cup in 1/2 and hour at what rate does syurup flow from the tree