Mr. anderson drove 168 miles in 3 and 1/2 hours. he then drove the next 2 and 1/4 hours at a rate of 5 miles an hour faster than the first rate. how many miles did mr. anderson drive during the 5 and 3/4 hours?
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Which number completes the inequality? 2/3 < _ < 7/9

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

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)) =