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Prove that if two lines intersect each other, then the vertically opposite angles are equal.

Which term of the sequence 114, 109, 104…………is the first negative term?

Find the middle terms of the A.P. 7,13,19...241.

Show that (a-b)² , (a²-b²) and (a+b²) are in A.P.

A cone of base radius 4cm is divide into two parts by drawing a plane through the mid-point of its height and parallel to its base. Compare the volume of the two parts.

  Which of the following are cost as per activity

a) Material, Labour, expense

b) Fined, Variable & Semi-variable

c) Production cost, Office cost

d) All of these.

 10. Which of the following is not correct cause for treatment of selling & Distribution Cost as

Period Cost

a) They are fixed in nature

b) It is difficult to apportion them equally

c) Benefits received from these cost can not be established easily.

d) None

 Match the pairs

a) Direct Material (p) Salary of Supervisor

b) Indirect Material (q) Material passing from one process to other

c) Direct Labour (r) wages to worker

d) Indirect expense (s) Grease

 Statement I:- Costing is aid to management

Statement II:- Cost Accounting helps in Price fixation, in periods of depression & trade

competition

a) Both statement are true & statement I is explanation of II

b) Both statement are True & statement II is explanation for I

c) Only statement I is true

d) Only statement II is true