The equation  shows the number of infected people from an outbreak of E. coli. The variable  represents the number of infected people, and  represents time in weeks.  In how many weeks will the number of infected people reach 800?

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%

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15