If Leah babysits for 7 hours this month, what the minimum number of hours she would have to work at the ice cream shop to earn at least $120?
Give your answer to the nearest whole hour.
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Pleas

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.