The accompanying diagram shows two parallel
roads, hope street and grand street, crossed by a
transversal road, broadway.

if m< 1 = 110, what is the measure of m< 7?
1) 40°
2) 70°
3) 110
4) 180°

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

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

Mikes car gets an average of 28 mpg. there are 12 gallons of fuel in mikes car when he starts his trip of 140 miles. about how many gallons are left at the end of his trip?