A normally distributed dataset has a mean of 50 and a standard deviation of 5. What percentage of the data is between 40-60?

If f(x)=2x^6+x^2+2 then what is the remainder when f(x)is divided by x+2

What is the approximate total length of iron edging needed to create the square frame and the two diagonals?

Someone answer asap for ! a discount store’s prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =