Exercise 6. (15 marks) A Library wishes to display 5 rare books, 2 from the history collection and 3 from the literature collection. If the library has 15 history and 25 literature different books to select from, how
many different ways can the books be selected for display?

What is the volume of the sphere shown below with a radius of 3?

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.