I NEED HELP QUICK ‼️ The following table represents the running times of the men’s 100 meters final at the London Olympics.

Can this data be fit in to a normal distribution?

What is the standard deviation for a normal distribution of the times of the first seven runners?

Plz ! what is the volume of this pyramid? with numbers of 30cm 14cm 18cm

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

Someone answer this asap rn 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)) =