Shay and nadine solve this problem in two different ways. you have $25$25 in your bank account. you make $7$7 per hour babysitting. how many hours must you babysit to have a total of $165$165 in your account?

Answer for 10 points show work you guys in advanced < 3

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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?