

AO'' i//"V Of 





. 



1 ,liffr,,.,,l value* an,!. itl, the MOM 

 do these loci differ? What 



does their point of intersection mtmn T 



8. With the MOM net as before draw the curve for which torn* an 

 lisi* are the coordinates; how u it related to the curve, of 



1 Mid 2? 



4 Draw and discuss the cunre showing the relation between 

 principal, rale, and time in the eaee of compound interest, 

 (a) When interest U compounded annually. 

 (ft) When interest U compounded quarterly. 



When interest it compounded instantaneously. 



5. A wage earner has already been working 10 days at 91.50 per day, 

 and continues to do so 20 days longer, after which he is idle during 



he then works 14 days more at the same wages, after which his employer 

 raises his wages to 92.50 per day for the next 20 days : using the amounts 

 earned as ordinates, and the tim<> (in days) as abscissas, draw carefully 

 the broken line which states the above fact*. 



What modification of the drawing would be necessary to show that 

 the wage earner forfeited 50 cents per day during his idleness? 



6. The following table shows the production of steel in Great Britain 

 and the United States from 1878 to 1801.* 



Using time (in years) as abscissas, and quantity of steel produced 

 per unit) as ordinates, the separate points represented by 



