If the ratio of people wearing jackets at the mall to people not wearing jackets is 3:7, what percent of the shoppers are wearing jackets?

Which of the fallowing best completes the sequence 12,8,5, a) 1 b) 2 c)4 d)0

In triangle abc, the length of side ab is 12 cm, the length of side bc is 5 cm, and the length of side ca is 9 cm. find the measure of angle a using the law of cosines.

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%