Using 81 as the mean, find the variance of her grades rounded to the nearest hundredth.
*
70.42
71.36
77.75
81.09

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4