How do i write 2.086 in expanded notation using fractions

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

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%

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.