Apack of 9 toilet rolls costs £4.23
a pack of 4 toilet rolls costs £1.96
which pack gives the better value for money?
you must show all your working.

What is the multiplicative rate of change of the exponential function shown on the graph?

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%

State one method by which you can recognize a perfect square trinomial.