1530 The Cornell Reading-Courses 



Problem i: 



40 quarts of milk is equal to how many pounds? 



I qt. of milk weighs 2.15 lbs. 



40 qts. weigh 2.15 lbs. X 40 ^ 86 lbs. Answer. 



Problem 2: 



79 55 pounds of milk equals how many quarts? 

 2.15 lbs. of milk equals i qt. 



Ill 79-55 lbs. there would be 79.55 -r- 2.15 = 37, number of quarts. 

 Answer. 



In the same way, by referring to the table given above and finding the 

 weight of a quart of cream of a certain percentage of fat, we may convert 

 quarts of cream to pounds and pounds to quarts. 



Problem 3 : 



What would be the weight of 20 gallons of 30-per cent cream? 



One gallon of 30% cream weighs 8.352 lbs. 



20 gal. weigh 8.352 lbs. X 20^ 167.04 lbs. Answer. 



COMPUTING the POUNDS OF FAT IN DAIRY PRODUCTS 



In order to find the number of pounds of fat in dairy products it is 

 necessary to know the number of pounds of the product and its percentage 

 of fat. 



Problem 4: 



Compute the pounds of fat in the following: 



A Whole milk 82 pounds, testing 3.8 per cent fat 

 B Cream 80 pounds, testing 39 per cent fat 



C Cream 80 pounds, testing 40 per cent fat 



D Cream 83 pounds, testing 20 per cent fat 



E Buttermilk 85 pounds, testing .12 of i per cent fat 

 F Skimmed milk 84 pounds, testing .03 of i per cent fat 

 G Whey 85 pounds, testing .32 of i per cent fat 



Answers: 



A 82 X .038 = 3.1 16, number of pounds of fat 

 B 80 X .39 == 31.2, number of pounds of fat 

 C 80 X .40 =32.0, number of pounds of fat 

 D 83 X .20 = 16.6, number of pounds of fat 

 E 85 X .0012 = .102, -.lumber of pounds of fat 

 F 84 X .0003 = .0252, number of pounds of fat 

 G 85 X .0032 = .272, number of pounds of fat 



