Joan and amber have a combined age of 34. if amber is 2 years less than twice joan's age, how old is each girl?

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%

The difference between tax advoidance and tax evasion

Can someone me with these two circle theorem questions asap?