Donna sells cups of tea and coffee.
on monday
• she sells 218 cups in total
on tuesday
• she sells 48 fewer cups of tea but
75% more cups of coffee
• she sells 287 cups of tea and
coffee in total.
how many cups of tea did she sell on
monday?

What is the slope of the line shown below?

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

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