to meet this expense. Rate of interest is % p.a . Machine A costs ` , and machine B costs ` , . The annual income from A and B are ` , and ` , respectively.
Machine A has a life of years and B has a life of years. Find which machine may be purchased. (Assume discount rate % p.a) [( . ) – = .
, ( . ) – = . ] . Vijay wants to invest ` , in buying shares.
The shares of the following companies are available to him. ` shares of company A at par value; ` shares of company B at a premium of ` ; ` shares of company C at a discount of ` ; ` shares of company D at a premium of %. Find how many - - Summary Types of Annuities Certain Annuity Contingent Annuity Perpetual Annuity Annuity Due (Payments are made at the beginning of each payment period) ) − Present worth P Immediate Annuity (or) Ordinary Annuity (Payment are made at the end of each payment period) ) − Present worth P Present worth P shares will he get if he buys shares of company (i) A (ii) B (iii) C (iv) D . Gopal invested ` , in % of ` shares at ` .
After a year he sold these shares at ` each and invested the proceeds (including his dividend) in % for ` shares at ` . Find (i) his dividend for the first year (ii) his annual income in the second year (iii) The percentage increase in his return on his original investment . A man sells ordinary shares (par value ` ) of a tea company which pays a dividend of % at ` per share. He invests the proceeds in cotton textiles (par value ` ) ordinary shares at ` per share which pays a