Mary needs to buy bread and milk for her church picnic. At a supermarket A, she would pay $44.20. At supermarket B, she would pay $ 44.70 Which of the following system of equations represents this situation?

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables