288 MANUAL OF MILK PRODUCTS 



decimal places. If the rate were not so carried out, there would be a 

 considerable amount of money undivided. 



Computing the average price of butter for one year. 



PROBLEM 7 



In a creamery where the amount of butter sold -and the price re- 

 ceived a month were as follows, what was the average price received 

 a pound of butter for the year ? 



January, 5000 Ib. at 30 cents per pound 



February, 4900 Ib. at 30.5 cents per pound 



March, 5100 Ib. at 31 cents per pound 



April, 5500 Ib. at 29 cents per pound 



May, 9000 Ib. at 25 cents per pound 



June, 12,000 Ib. at 23 cents per pound 



July, 10,000 Ib. at 24 cents per pound 



August, 8000 Ib. at 25 cents per pound 



September, 7000 Ib. at 26 cents per pound 



October, 6000 Ib. at 27 cents per pound 



November, 5400 Ib. at 27.5 cents per pound 



December, 5100 Ib. at 28 cents per pound 



This problem is worked as follows : 

 January, $.30 x 5,000 = $1,500.00 

 February, $.305 x 4,900 = $1,494.50 

 March, $.31 X 5,100 = $1,581.00 



April, $.29 x 5,500 = $1,595.00 



May, $.25 x 9,000 = $2,250.00 



June, $.23 x 12,000 = $2,760.00 



July, $.24 x 10,000 = $2,400.00 



August, $.25 x 8,000 = $2,000.00 

 September, $.26 x 7,000 = $1,820.00 

 October, $.27 X 6,000 = $1,620.00 

 November, $.275 X 5,400 = $1,485.00 

 December, $.28 x 5,100 = $1,428.00 

 83,000 $21,933.50 



$21,933.50 -r- 83,000 = $.26426, average price per pound for the 

 year. Answer. 



