Question

One survey estimates that,on average, the retail value of a mid sized car decreases by8% annually.if the retail value of a car is v dollars today,which expression represents the car value 1year later?

Answer 1

If the value is 100% of ' v ' today and it decreases 8% in a year,
then the value will be 92% of ' v ' 1 year later.  That's 0.92v .