Need someone that can help me with all the questions to this work plz will make brainliest and thanks!!

If a || b and e || f , what if the value of y ?

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2