hiii every one here is a brian lest. and points and be the first one to answer and you will get points and marked as brainlest

What is the value of the expression below? (81^2)^1/8

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Why did the ice arena get so hot after the big game (this is math related google it to find the paper