Question: a company determines that its weekly online salesst in hundreds...

A company determines that its weekly online​ sales,S(t)​, in hundreds of​ dollars, t weeks after online sales​ began, can be estimated by the equation below. Find the average weekly sales for weeks 2 through 8 (t=1 to t=88​).

S(t)=9e^t

The average weekly sales amount is $____.